{"title":"Tungaloy CN Series 80° Diamond Negative Inserts | CNMG CNMA Turning","description":"\u003cdiv style=\"font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #333; line-height: 1.6; max-width: 1000px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: text;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CN 80° Diamond Negative Inserts\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eDouble-Sided 8-Edge Economy | Heavy Roughing | PremiumTec CVD Technology\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhich insert offers the best balance of tool life and cost-per-edge for heavy-duty steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CN Series\u003c\/strong\u003e (including \u003cstrong\u003eCNMG and CNMA\u003c\/strong\u003e) is the backbone of industrial turning operations. Featuring an 80° diamond shape, these negative inserts provide \u003cstrong\u003e8 usable cutting edges\u003c\/strong\u003e (4 per side), making them the most economical choice for heavy roughing to medium finishing. Engineered with Tungaloy's \u003cstrong\u003eT9200 series CVD\u003c\/strong\u003e coating, these inserts excel in high-speed dry machining of carbon steels. For challenging stainless steel or high-temp alloys, the \u003cstrong\u003eAH725 PVD\u003c\/strong\u003e grade offers superior edge toughness. Our signature \u003cstrong\u003e-TM (Medium Roughing)\u003c\/strong\u003e and \u003cstrong\u003e-TH (Heavy Duty)\u003c\/strong\u003e chipbreakers are specifically designed to manage thick chips and reduce crater wear under high feed rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding Tungaloy CN Series ISO Codes\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 8px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Diamond\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eNegative 0°\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003eM \/ A\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eTolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eWith Hole\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eSize (mm)\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eThickness\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 65px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f;\"\u003e08 \/ 12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eRadius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; display: flex; flex-wrap: wrap; gap: 20px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; border: 1px solid #47479F; padding: 20px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003e8 Cutting Edges\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eDouble-sided negative geometry provides double the tool life compared to positive inserts, significantly lowering production costs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; border: 1px solid #47479F; padding: 20px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003ePremiumTec Finish\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eUnique post-coating surface treatment smooths the cutting edge to reduce friction and prevent built-up edge (BUE).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px; border: 1px solid #47479F; padding: 20px; border-radius: 8px;\"\u003e\n\u003ch3 style=\"color: #47479f; margin-top: 0;\"\u003eHigh Feed Roughing\u003c\/h3\u003e\n\u003cp style=\"font-size: 14px; margin-bottom: 0;\"\u003eThe 80° included angle offers maximum tip strength for high-impact interrupted cuts and heavy scale removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eSize Reference: Metric vs. Imperial\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eISO Model\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eANSI Model\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eInscribed Circle\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMachining Type\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 120408-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 432-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eGeneral Purpose Steel\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 120412-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 433-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eHeavy Interrupted Cut\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 190612-PR\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG 643-PR\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e19.05 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eExtra Heavy Roughing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin-top: 25px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch4 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 5px;\"\u003eIndustrial Machining Parameters\u003c\/h4\u003e\n\u003ctable style=\"width: 100%; color: white; margin-top: 10px; border-collapse: collapse;\"\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgba(255,255,255,0.2);\"\u003e\u003cstrong\u003eCarbon Steel (P-Class \/ T9215)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px; border-bottom: 1px solid rgba(255,255,255,0.2);\"\u003eVc: 200 - 450 m\/min | f: 0.2 - 0.6 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 8px;\"\u003e\u003cstrong\u003eStainless Steel (M-Class \/ AH725)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd style=\"padding: 8px;\"\u003eVc: 120 - 250 m\/min | f: 0.15 - 0.4 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; text-align: center;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eRequired Tool Holders\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; border-radius: 8px; display: inline-block;\"\u003e\n\u003cp style=\"margin: 0; font-weight: bold;\"\u003eCompatible with MCLNR\/L, PCLNR\/L, and DCLNR\/L Turning Holders\u003c\/p\u003e\n\u003ca style=\"color: #47479f; text-decoration: underline; font-weight: bold;\" href=\"\/collections\/turning-tool-holders\"\u003e\u003c\/a\u003e\u003ca href=\"https:\/\/cnchome-beyond.com\/collections\/cn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003e\u003cspan style=\"color: #47479f;\"\u003e\u003cspan style=\"text-decoration-thickness: initial; text-decoration-style: initial; text-decoration-color: initial;\"\u003e\u003cb\u003e\u003cu\u003eShop Authentic Tungaloy Tool Holders\u003c\/u\u003e\u003c\/b\u003e\u003c\/span\u003e\u003c\/span\u003e\u003c\/a\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; display: flex; flex-wrap: wrap; gap: 30px;\"\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eCommon Applications\u003c\/h3\u003e\n\u003cul style=\"padding-left: 20px;\"\u003e\n\u003cli\u003eHeavy-duty roughing of forged steel components.\u003c\/li\u003e\n\u003cli\u003eLarge diameter turning of pipe and valve bodies.\u003c\/li\u003e\n\u003cli\u003eHigh-speed finishing of automotive axles.\u003c\/li\u003e\n\u003cli\u003eInterrupted cutting of cast iron housings.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"flex: 1; min-width: 280px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eMachine Compatibility\u003c\/h3\u003e\n\u003cp\u003eOptimized for 40-50 taper high-rigidity lathes (Mazak, Okuma, DMG Mori, Doosan) and heavy-duty manual lathes. Supports high-pressure coolant systems.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTungaloy CN Grade Selection Guide\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto; margin-top: 15px;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; background: white;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eGrade\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCoating\u003c\/th\u003e\n\u003cth style=\"padding: 10px; border: 1px solid #ddd;\"\u003eBest Use Case\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eT9215\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePrimary choice for mass production steel turning. High wear resistance.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eAH725\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003ePVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eTough grade for stainless steel and unstable machining conditions.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd; font-weight: bold;\"\u003eT5115\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eCVD\u003c\/td\u003e\n\u003ctd style=\"padding: 10px; border: 1px solid #ddd;\"\u003eOptimized for high-speed machining of Grey and Ductile Cast Iron.\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #fff;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eThe BEYOND CNC Standard\u003c\/h3\u003e\n\u003cdiv style=\"display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 15px; margin-top: 15px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px;\"\u003e\n\u003cstrong\u003eFactory Sealed\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003e100% Genuine Tungaloy Japan\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px;\"\u003e\n\u003cstrong\u003eBulk Export\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eReady for Global B2B Supply\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 15px; text-align: center; border-radius: 6px;\"\u003e\n\u003cstrong\u003eDirector Support\u003c\/strong\u003e\u003cbr\u003e\u003csmall\u003eExpert Machining Consulting\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eInternational Shop Reports\u003c\/h3\u003e\n\u003cdiv style=\"border: 1px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Economy King\"\u003c\/strong\u003e - \u003cem\u003eMark T., USA\u003c\/em\u003e\u003cbr\u003e\"Switching to CNMG double-sided saved our shop 25% on tooling costs this quarter. T9215 handles our forging skins with zero issues.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Stable in Stainless\"\u003c\/strong\u003e - \u003cem\u003eGerhardt M., Germany\u003c\/em\u003e\u003cbr\u003e\"AH725 grade CNMG is incredibly stable. Even with interrupted cuts on 316L, the edge holds up for hundreds of parts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 1px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Fast Shipping\"\u003c\/strong\u003e - \u003cem\u003eC. Moretti, Italy\u003c\/em\u003e\u003cbr\u003e\"BEYOND CNC is our go-to for Tungaloy. Genuine products and the technical director helped us optimize our feed rates.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical FAQ\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 20px;\"\u003e\n\u003cdiv style=\"border-left: 5px solid #47479F; background: #f9f9f9; padding: 15px; margin-bottom: 10px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0;\"\u003eQ: What is the difference between CNMG and CNMA?\u003c\/p\u003e\n\u003cp style=\"margin: 5px 0 0;\"\u003eA: CNMG features a chipbreaker for chip control in steel and stainless. CNMA has a flat top (no chipbreaker) and is primarily used for cast iron or hard turning where no chip control is needed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 5px solid #47479F; background: #f9f9f9; padding: 15px;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0;\"\u003eQ: Can I use CNMG for finishing?\u003c\/p\u003e\n\u003cp style=\"margin: 5px 0 0;\"\u003eA: Yes, if you select a finishing chipbreaker like **-TSF**. However, for extreme precision and low cutting force, a positive CC or DC insert may be better.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eTech Tip: Maximizing 8-Edge Utility\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eWhen using **CN Series** inserts, ensure your shim\/seat is clean. A double-sided negative insert requires a flat, clean surface to maintain the integrity of the unused edges on the bottom. **BEYOND CNC** - Excellence in Tooling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #888; text-align: center; margin-top: 10px;\"\u003e© Technical Document by Beyond Li - CNC Tooling Technical Director\u003c\/p\u003e","products":[{"product_id":"tungaloy-cnga120408-lx11-ceramic-turning-insert","title":"Tungaloy CNGA120408 LX11 Ceramic Turning Insert for Hardened Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNGA120408 LX11 Ceramic Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Hard Part Turning | Alumina-based Ceramic | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best insert for machining hardened steel above 50 HRC?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNGA120408 LX11\u003c\/strong\u003e is a high-performance \u003cstrong\u003eceramic turning insert\u003c\/strong\u003e designed specifically for the rigorous demands of Hard Part Turning (HPT). The \u003cstrong\u003eLX11 grade\u003c\/strong\u003e is an Alumina-based ceramic reinforced with TiC (Titanium Carbide), providing extreme hardness and crater wear resistance. Unlike traditional carbide, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels at the high temperatures generated during the dry machining of hardened steels and cast irons. With a robust 0.8mm corner radius and negative geometry, it offers maximum edge strength for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of components with surface hardness ranging from 45 to 65 HRC. This Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool allows for significantly higher cutting speeds than carbide, drastically reducing cycle times in production.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eUnderstanding the CNGA120408 LX11 Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eG Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eA\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole Type\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eLX11\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eCeramic Grade\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eSpecifications\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNGA120408\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNGA432\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does LX11 ceramic improve productivity in hardened steel?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eLX11 Ceramic grade\u003c\/strong\u003e is characterized by its exceptional hardness and chemical stability at high temperatures. Unlike PVD or CVD carbide, which softens as temperatures rise, this \u003cstrong\u003eceramic turning insert\u003c\/strong\u003e thrives under heat, often requiring the use of dry machining to prevent thermal shock. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e solution for hardened steel (HRC 50-65) provides a much better surface finish than grinding, making it a cost-effective alternative for finishing automotive and aerospace components. By utilizing the \u003cstrong\u003eCNGA120408\u003c\/strong\u003e negative geometry, you ensure a rigid cutting setup, which is essential for stable \u003cstrong\u003etool life\u003c\/strong\u003e during high-speed \u003cstrong\u003eCNC machining\u003c\/strong\u003e of hard parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for LX11 Ceramic\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eH (Hardened Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 250 m\/min (HRC 45-65)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.1 - 0.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Dry machining is generally recommended for ceramic grades to prevent premature edge failure due to thermal cracking.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eWhat do global machinists say about LX11?\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Game changer for 60 HRC shafts\"\u003c\/strong\u003e - \u003cem\u003eJames K., USA\u003c\/em\u003e\u003cbr\u003e\"We were grinding our shafts after heat treat. Switched to LX11 on our CNC lathe and the finish is perfect. Cut our production time by 40%.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent Performance\"\u003c\/strong\u003e - \u003cem\u003eMüller T., Germany\u003c\/em\u003e\u003cbr\u003e\"Very stable ceramic grade. The CNGA120408 radius 0.8 gives us a very strong edge for continuous cuts on hardened gears.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"High speed finishing\"\u003c\/strong\u003e - \u003cem\u003eSato R., Japan\u003c\/em\u003e\u003cbr\u003e\"Running these at 180m\/min on HRC 55. The LX11 grade resists cratering very well. Excellent Japan tooling.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Great alternative to CBN\"\u003c\/strong\u003e - \u003cem\u003eLuca V., Italy\u003c\/em\u003e\u003cbr\u003e\"For many of our hardened parts, this ceramic is much more cost-effective than CBN while providing similar results. Highly recommend.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eTan M., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy. The packaging was secure and the performance in hard steel is top-tier. Shipping was very fast.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Machinist Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Should I use coolant with LX11 Ceramic?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Generally, dry machining is preferred. Coolant can cause thermal shock and lead to microscopic cracks on the cutting edge. If you must use coolant, ensure it is high volume and constant.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What tool holder fits the CNGA120408?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: It fits any standard **DCLNR\/L** or **MCLNR\/L** turning holder. Ensure the holder is in good condition for maximum rigidity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is this suitable for soft steel?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: No. Ceramic is specifically for hardened materials or cast iron. In soft steel, ceramic will wear quickly due to chemical adhesion. Use T9125 or AH725 for soft materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: Ceramic vs. Carbide\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eWhen \u003cstrong\u003eprecision machining\u003c\/strong\u003e transitions to \u003cstrong\u003ehardened steel\u003c\/strong\u003e, \u003cstrong\u003eCeramic\u003c\/strong\u003e (LX11) becomes the primary choice over carbide. It provides the high-temperature hardness required to maintain a sharp edge at speeds where carbide would fail, ensuring stable \u003cstrong\u003etool life\u003c\/strong\u003e and superior surface finishes in \u003cstrong\u003eCNC machining\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Ceramic Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":42262477340844,"sku":"","price":128.74,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/products\/Tungaloy_CNGA120408_LX11_Ceramic_Insert_for_Hardened_Steel_Turning.jpg?v=1773623624"},{"product_id":"tungaloy-cnmg120404-37-ns9530-cermet-finishing-insert","title":"Tungaloy CNMG120404-37 NS9530 Cermet Turning Insert for Finishing Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404-37 NS9530 Cermet Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eUltimate Surface Finish | NS9530 Cermet Grade | Precision Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhy should I use Cermet NS9530 for finishing steel parts?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404-37 NS9530\u003c\/strong\u003e is a premium \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e designed specifically for light-duty finishing and semi-finishing of steel. The \u003cstrong\u003eNS9530 grade\u003c\/strong\u003e is a non-coated cermet that offers incredible chemical stability and resistance to built-up edge (BUE), resulting in a mirror-like surface finish that carbide simply cannot match. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features the specialized \u003cstrong\u003e-37 chipbreaker\u003c\/strong\u003e, which is engineered for low cutting forces and excellent chip control at small depths of cut. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e where dimensional accuracy and aesthetic quality are paramount, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool is the industry standard for high-speed finishing. By using this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you can achieve extended \u003cstrong\u003etool life\u003c\/strong\u003e while maintaining tight tolerances on carbon and alloy steels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404-37 Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e37\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eFinish Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404-37\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431-37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the -37 chipbreaker manage fine chips at high speeds?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e-37 Chipbreaker\u003c\/strong\u003e is specifically tailored for light-duty cutting. In \u003cstrong\u003eCNC machining\u003c\/strong\u003e finishing passes, chips can often become long and \"stringy,\" which can damage the workpiece or tangle around the tool holder. The -37 geometry ensures that even at small depths of cut, chips are broken into short, manageable segments. Combined with the \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e, which maintains a sharp cutting edge longer than carbide, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e provides a consistent and stable \u003cstrong\u003etool life\u003c\/strong\u003e. This \u003cstrong\u003eprecision machining\u003c\/strong\u003e combination is perfect for high-speed finishing where surface brightness and dimensional stability are the top priorities.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e finishing:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 300 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 1.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Note: Cermet works best at higher speeds and lower feed rates to achieve a high-gloss finish.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global CNC Pros\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror finish on 1045 steel\"\u003c\/strong\u003e - \u003cem\u003eRobert T., USA\u003c\/em\u003e\u003cbr\u003e\"Switched from coated carbide to this NS9530 for our final passes. The difference in surface brightness is night and day. Dimensions stay perfect.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best finishing insert\"\u003c\/strong\u003e - \u003cem\u003eHans M., Germany\u003c\/em\u003e\u003cbr\u003e\"The -37 breaker works great for light cuts. No more long chips tangling up the machine. Authentic Tungaloy Japan quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great tool life\"\u003c\/strong\u003e - \u003cem\u003eSato Y., Japan\u003c\/em\u003e\u003cbr\u003e\"Consistent performance across hundreds of parts. NS9530 is very reliable for high-speed CNC finishing. Very happy with the results.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2 style=;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Excellent for tight tolerances\"\u003c\/strong\u003e - \u003cem\u003eLuca G., Italy\u003c\/em\u003e\u003cbr\u003e\"We use these for our precision valve components. The thermal stability of the cermet helps us hold microns all day long.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original and fast delivery\"\u003c\/strong\u003e - \u003cem\u003eTan K., Singapore\u003c\/em\u003e\u003cbr\u003e\"Received genuine Tungaloy inserts. Packaging was perfect. Performance on the lathe is exactly what we expected from a top cermet grade.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Finishing Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use cermet for heavy roughing?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Cermet is brittle compared to carbide. It is optimized for finishing. For roughing, use a CVD coated grade like T9125.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Should I use coolant with NS9530?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Cermet can be used dry or wet. However, for the best surface finish and to prevent thermal cracking, a consistent flow of coolant is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -37 breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is a \"Low Cutting Force\" geometry. This prevents vibration (chatter) on thin-walled parts or long workpieces during finishing passes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: Cermet vs. Coated Carbide\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e finishing passes, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) provides a significant advantage. Because cermet does not react with steel at high temperatures, it prevents the \"cloudy\" finish often caused by carbide, ensuring your parts have a superior \u003cstrong\u003esurface finish\u003c\/strong\u003e and high aesthetic value.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Precision Finishing\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147174510764,"sku":"CNMG120404-37 NS9530","price":48.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404-37_NS9530_Cermet_Turning_Insert_for_CNC_Finishing.jpg?v=1773625334"},{"product_id":"tungaloy-cnmg120404l-s-ns9530-cermet-finishing-insert","title":"Tungaloy CNMG120404L-S NS9530 Cermet Turning Insert for Precision Finishing","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404L-S NS9530 Cermet Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eMirror Surface Finishing | Left-Hand Orientation | Japan Precision Cermet\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhy is the NS9530 grade superior for high-gloss steel finishing?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404L-S NS9530\u003c\/strong\u003e is a specialized \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e engineered for high-precision finishing operations. The \u003cstrong\u003eNS9530 grade\u003c\/strong\u003e is a non-coated cermet that provides exceptional chemical stability, effectively preventing the \"built-up edge\" (BUE) that often plagues standard carbide tools. This results in an incredibly bright, mirror-like \u003cstrong\u003esurface finish\u003c\/strong\u003e on carbon and alloy steels. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, a geometry optimized for light-duty cutting and superior chip control at small depths of cut. Specifically designed in a \u003cstrong\u003eleft-hand (L) orientation\u003c\/strong\u003e, it is a critical component for specialized \u003cstrong\u003eCNC machining\u003c\/strong\u003e tasks where precision and aesthetic quality are the highest priorities. Made in Japan, this \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool is the benchmark for high-speed finishing with consistent \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404L-S Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04L\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Left\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Feature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404L-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431L-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eCan I achieve sub-micron tolerances with this cermet insert?\u003c\/h3\u003e\n\u003cp\u003eYes, the \u003cstrong\u003eNS9530 Cermet grade\u003c\/strong\u003e is designed for high-dimensional accuracy. Unlike carbide which can \"smear\" material at high temperatures, cermet maintains a sharp, clean edge. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e industry favorite, the \u003cstrong\u003eCNMG120404L-S\u003c\/strong\u003e, uses the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e to reduce cutting forces significantly. This is vital for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of slender or thin-walled parts where vibration (chatter) must be avoided. By using this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e, you ensure that your finishing passes remain stable and consistent, providing the longevity and \u003cstrong\u003etool life\u003c\/strong\u003e required for high-volume \u003cstrong\u003eprecision machining\u003c\/strong\u003e production of steel components.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e finishing passes:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 350 m\/min (Higher speed = Better finish)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 1.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Ensure your tool holder matches the Left-Hand (L) orientation of this insert for correct geometry alignment.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eVerified Reviews from Global Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Perfect for Left-Hand holders\"\u003c\/strong\u003e - \u003cem\u003eJames D., UK\u003c\/em\u003e\u003cbr\u003e\"Hard to find good cermets in Left-hand. Tungaloy's NS9530 is fantastic. Our finishing passes on alloy steel look like they've been ground.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Brightest finish we've seen\"\u003c\/strong\u003e - \u003cem\u003eHiroshi T., Japan\u003c\/em\u003e\u003cbr\u003e\"We use the -S breaker for light finishing. The chips break perfectly even at 0.2mm depth of cut. Very stable and high tool life.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for production\"\u003c\/strong\u003e - \u003cem\u003eDavid M., USA\u003c\/em\u003e\u003cbr\u003e\"Very consistent dimensions part after part. Cermet really is the only way to go if you need that mirror shine on carbon steel.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Handles high speeds easily\"\u003c\/strong\u003e - \u003cem\u003eMatteo L., Italy\u003c\/em\u003e\u003cbr\u003e\"We run these at 300m\/min. The edge stays sharp far longer than any coated carbide we've tried. Authentic Japan product.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock. The CNMG120404L-S is exactly as described. Excellent performance on our precision CNC lathes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eMachinist Technical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this Left-Hand insert in a Right-Hand holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Left-hand (L) inserts must be used with Left-hand holders to ensure the cutting edge and chipbreaker are oriented correctly toward the workpiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is NS9530 good for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: It can work for light finishing of some stainless grades, but it is primarily optimized for P (Steel) and K (Cast Iron) materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose cermet over coated carbide?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Cermet has lower affinity for steel, meaning it resists chemical wear and built-up edge, which is the secret to achieving a superior \"shiny\" finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: Cermet Finishing Advantage\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e where aesthetic quality is as important as dimensional accuracy, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) is the superior choice. It allows for high-speed finishing that leaves a professional, high-gloss surface without the need for additional polishing stages.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147179851948,"sku":"CNMG120404L-S NS9530","price":48.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404L-S_NS9530_Left-Hand_Cermet_Turning_Insert.jpg?v=1773625726"},{"product_id":"tungaloy-cnmg120404r-s-ns9530-cermet-finishing-insert","title":"Tungaloy CNMG120404R-S NS9530 Right-Hand Cermet Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404R-S NS9530 Cermet Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003ePrecision Right-Hand Finishing | NS9530 Cermet Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best cermet insert for high-gloss steel finishing?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404R-S NS9530\u003c\/strong\u003e is a premier \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e specifically engineered for high-precision finishing operations. The \u003cstrong\u003eNS9530 grade\u003c\/strong\u003e is a non-coated cermet that offers incredible chemical stability and resistance to built-up edge (BUE), resulting in a mirror-like surface finish on carbon and alloy steels. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features a \u003cstrong\u003eRight-Hand (R) orientation\u003c\/strong\u003e and the specialized \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, which is optimized for light cutting depths and excellent chip control. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e where dimensional accuracy and aesthetic brilliance are paramount, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool is the industry standard for high-speed finishing. By using this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you can achieve extended \u003cstrong\u003etool life\u003c\/strong\u003e while maintaining tight tolerances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404R-S Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04R\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Right\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404R-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431R-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the -S chipbreaker improve finishing precision?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003e-S Chipbreaker\u003c\/strong\u003e is a specialized geometry designed for low cutting resistance. In \u003cstrong\u003eCNC machining\u003c\/strong\u003e finishing passes, avoiding vibration (chatter) is essential for a high-quality surface. The -S breaker ensures stable chip evacuation even at very shallow depths of cut. When paired with the \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e, which maintains edge sharpness significantly longer than coated carbide, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e delivers unmatched consistency. This \u003cstrong\u003eprecision machining\u003c\/strong\u003e combination is the preferred choice for automotive and aerospace components where surface integrity and \u003cstrong\u003etool life\u003c\/strong\u003e are critical benchmarks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e finishing:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 350 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 1.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For a \"mirror\" finish, utilize higher cutting speeds with a constant coolant supply to protect the cermet edge.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Brilliant Right-Hand Finish\"\u003c\/strong\u003e - \u003cem\u003eMarkus E., Germany\u003c\/em\u003e\u003cbr\u003e\"The R-S orientation is perfect for our external finishing cycles. The NS9530 grade gives the steel a polished look right off the lathe.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror Surface\"\u003c\/strong\u003e - \u003cem\u003eKenji H., Japan\u003c\/em\u003e\u003cbr\u003e\"Authentic Tungaloy quality. The cermet stays sharp much longer than my previous carbide inserts. Highly recommended for precision work.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Chip Control\"\u003c\/strong\u003e - \u003cem\u003eDavid B., USA\u003c\/em\u003e\u003cbr\u003e\"Excellent for light finishing passes. The -S breaker prevents stringy chips from tangling on the part. Very reliable tool life.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High Speed Stability\"\u003c\/strong\u003e - \u003cem\u003eLuca M., Italy\u003c\/em\u003e\u003cbr\u003e\"We run these at 300m\/min and the edge remains perfect. It's the only way to get that high-gloss finish our customers demand.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original \u0026amp; Fast\"\u003c\/strong\u003e - \u003cem\u003eTan L., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy Japan stock. Excellent performance for precision CNC turning. Very fast shipping to our workshop.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use a Right-Hand (R) insert in a Left-Hand holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Right-Hand (R) inserts must be paired with Right-Hand tool holders to ensure the cutting geometry and chipbreaker align correctly with the workpiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is cermet suitable for heavy roughing?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Cermet is optimized for finishing due to its high hardness and lower toughness. For heavy roughing, use a CVD grade like T9125.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose NS9530 over standard carbide?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: NS9530 cermet has a much lower affinity for steel, meaning it resists chemical bonding and built-up edge, which is the key to a superior surface finish.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: The Cermet Advantage\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e where aesthetic quality is as important as dimensional accuracy, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) is the superior choice. It allows for high-speed finishing that leaves a professional, high-gloss surface without the need for secondary polishing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147188797612,"sku":"CNMG120404R-S NS9530","price":48.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404R-S_NS9530_Right-Hand_Cermet_Turning_Insert.jpg?v=1773625895"},{"product_id":"tungaloy-cnmg120404-ts-ns9530-cermet-finishing-insert","title":"Tungaloy CNMG120404-TS NS9530 Cermet Turning Insert for Steel Finishing","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404-TS NS9530 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Precision Steel Finishing | Premium NS9530 Cermet | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow do I achieve a mirror finish in steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404-TS NS9530\u003c\/strong\u003e is a professional \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e specifically engineered for high-speed finishing of steel workpieces. Unlike standard carbide, the \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e provides exceptional chemical stability and resistance to oxidation, which is critical for preventing built-up edge (BUE) and ensuring a superior surface finish. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features the specialized \u003cstrong\u003e-TS chipbreaker\u003c\/strong\u003e, designed with a sharp cutting edge and optimized geometry for light-duty finishing passes. Whether you are running \u003cstrong\u003eCNC machining\u003c\/strong\u003e tasks on carbon steel or low-alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert delivers dimensional accuracy and extended \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you leverage a cutting tool that excels in maintaining high surface integrity and tight tolerances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404-TS Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TS\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eFinish Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404-TS\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431-TS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhat are the benefits of the NS9530 Cermet grade?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNS9530 grade\u003c\/strong\u003e is a non-coated cermet featuring a titanium-based carbonitride composition. It is specifically designed to maintain a sharp cutting edge even at high temperatures. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, the 0.4mm corner radius combined with the \u003cstrong\u003e-TS chipbreaker\u003c\/strong\u003e geometry allows for lower cutting forces and better dimensional control. Unlike carbide, the \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e does not react chemically with steel, resulting in a significantly brighter surface finish. The \u003cstrong\u003eCNMG120404-TS\u003c\/strong\u003e is the ultimate choice for operators looking to replace grinding processes with high-speed turning, providing a cost-effective way to achieve elite quality in \u003cstrong\u003eCNC machining\u003c\/strong\u003e environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel) finishing\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 150 - 350 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.20 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 1.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Higher speeds are encouraged with NS9530 to achieve the best surface shine. Avoid heavy shock or interrupted cuts.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Precision Workshops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Incredible Finish\"\u003c\/strong\u003e - \u003cem\u003eRobert K., USA\u003c\/em\u003e\u003cbr\u003e\"I used these to finish carbon steel pins. The NS9530 cermet gave me a mirror finish that saved me from a secondary polishing step. Truly impressive.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Sharp and Precise\"\u003c\/strong\u003e - \u003cem\u003eKenichi Y., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy cermets are the best in the industry. The -TS breaker is perfect for fine finishing. Very sharp edge and very stable.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Stable Tool Life\"\u003c\/strong\u003e - \u003cem\u003eGuenther B., Germany\u003c\/em\u003e\u003cbr\u003e\"For continuous high-speed finishing, this insert is very consistent. Dimension stays exactly where I set it for the whole shift.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Light Cuts\"\u003c\/strong\u003e - \u003cem\u003eLuca M., Italy\u003c\/em\u003e\u003cbr\u003e\"The chip breaking at low feed rates is the best I've seen. No bird-nesting on our automated lathes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Product\"\u003c\/strong\u003e - \u003cem\u003eChee S., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock from Japan. The NS9530 grade is perfect for our medical parts turning. Fast shipping too.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can cermet inserts handle interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Generally, cermets like NS9530 are more brittle than carbide. They are best for continuous, high-speed finishing. For interrupted cuts, we recommend a coated carbide grade like T9125.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Should I use coolant with NS9530 cermet?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Coolant is recommended to maintain temperature stability and clear chips, but NS9530 has high thermal shock resistance if dry machining is required for specific materials.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose the -TS chipbreaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The -TS is a \"Targeted Sharp\" breaker. It is specifically built to break small, thin chips during low-feed finishing, preventing scratches on the workpiece surface.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: Cermet vs. Carbide Comparison\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e finishing, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) provides superior surface luster and longer edge sharpness compared to carbide. While carbide is tougher for roughing, cermet is your secret weapon for achieving \"high-end\" finishes and holding sub-micron tolerances over large production runs.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147197710508,"sku":"CNMG120404-TS NS9530","price":47.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404-TS_NS9530_Cermet_Turning_Insert_for_CNC_Precision_Finishing.jpg?v=1773643567"},{"product_id":"tungaloy-cnmg120408-37-ns9530-cermet-turning-insert","title":"Tungaloy CNMG120408-37 NS9530 Cermet Turning Insert for Steel Finishing","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-37 NS9530 Cermet Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Gloss Steel Finishing | NS9530 Cermet Technology | Precision Japan Tooling\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhich insert gives the best surface finish on carbon steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-37 NS9530\u003c\/strong\u003e is a world-class \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e engineered for high-speed finishing and semi-finishing of steel. The \u003cstrong\u003eNS9530 grade\u003c\/strong\u003e is a specialized cermet (ceramic-metallic) material that provides superior chemical stability compared to standard carbide. This ensures that the insert resists \"built-up edge\" (BUE) and maintains a sharp cutting edge for much longer, resulting in an exceptional mirror-like \u003cstrong\u003esurface finish\u003c\/strong\u003e. Equipped with the versatile \u003cstrong\u003e-37 chipbreaker\u003c\/strong\u003e, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels at light-duty cutting, providing low cutting resistance and excellent chip evacuation. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e shops focused on precision and aesthetics, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool is the ultimate choice for achieving high-brightness results on carbon and alloy steels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eUnderstanding the CNMG120408-37 Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e37\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eChip Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-37\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-37\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eCan I use NS9530 for high-speed finishing of alloy steel?\u003c\/h3\u003e\n\u003cp\u003eYes, the \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e is specifically designed for high-velocity finishing. Unlike traditional carbide which can leave a dull finish due to chemical adhesion, cermet maintains its edge integrity at high RPMs. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, the \u003cstrong\u003eCNMG120408-37\u003c\/strong\u003e, utilizes the robust 0.8mm radius to provide a balance between edge strength and surface quality. The -37 geometry is a \"medium-light\" chipbreaker, making it perfect for \u003cstrong\u003eCNC machining\u003c\/strong\u003e where you need to move quickly through parts while maintaining a smooth, shiny finish. This tool is a staple in \u003cstrong\u003eprecision machining\u003c\/strong\u003e for automotive and general engineering components where \u003cstrong\u003etool life\u003c\/strong\u003e and aesthetic quality are equally important.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 350 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.35 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 2.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For the best surface finish, use higher cutting speeds and ensure your coolant flow is consistent to prevent thermal shock.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eGlobal Machinist Reviews\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Incredible Shine\"\u003c\/strong\u003e - \u003cem\u003eJames W., UK\u003c\/em\u003e\u003cbr\u003e\"Switched from coated carbide to this cermet for our finishing passes. The parts come off the machine looking polished. Saved us a secondary finishing step!\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Predictable Wear\"\u003c\/strong\u003e - \u003cem\u003eHiroshi S., Japan\u003c\/em\u003e\u003cbr\u003e\"Very stable grade. The CNMG120408 radius is tough, and the -37 breaker handles the chips perfectly on our CNC lathes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Light Cuts\"\u003c\/strong\u003e - \u003cem\u003eDavid R., USA\u003c\/em\u003e\u003cbr\u003e\"Excellent chip control. No more stringy chips tangling the spindle. Authentic Japan quality as always.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best Cermet on the Market\"\u003c\/strong\u003e - \u003cem\u003eMatteo P., Italy\u003c\/em\u003e\u003cbr\u003e\"The NS9530 stays sharp for a long time. Ideal for high-speed finishing where you can't afford frequent tool changes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eLiam F., Australia\u003c\/em\u003e\u003cbr\u003e\"100% genuine Tungaloy stock. Fast shipping and the performance is exactly what you expect from Japan industrial tools.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is cermet better than carbide for roughing?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Cermet is optimized for finishing. For heavy roughing, a CVD coated carbide grade like T9125 is much more durable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Cermet can be used for some stainless grades, but NS9530 is primarily optimized for carbon and alloy steels (P-category).\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -37 breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is a low-cutting-resistance geometry designed to reduce vibration and improve chip breaking during light finishing passes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: The Power of NS9530 Cermet\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e where surface quality is the primary goal, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) is superior to carbide. It prevents thermal bonding with the workpiece, ensuring that your final product has the high-gloss look and dimensional accuracy required by modern engineering standards.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147200069804,"sku":"CNMG120408-37 NS9530","price":48.28,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-37_NS9530_Cermet_Turning_Insert_with_0.8mm_Radius.jpg?v=1773625541"},{"product_id":"tungaloy-cnmg120408-ts-ns9530-cermet-precision-finishing-insert","title":"Tungaloy CNMG120408-TS NS9530 Cermet Turning Insert for Precision Steel Finishing","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-TS NS9530 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Steel Finishing | Premium NS9530 Cermet Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow do I get a mirror finish on steel parts with high-speed turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-TS NS9530\u003c\/strong\u003e is a professional-grade \u003cstrong\u003ecermet turning insert\u003c\/strong\u003e engineered for high-precision finishing operations on steel workpieces. Unlike traditional carbide, the \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e provides exceptional chemical stability and resistance to oxidation, making it the ideal choice for preventing built-up edge (BUE) and ensuring a superior surface luster. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features the specialized \u003cstrong\u003e-TS chipbreaker\u003c\/strong\u003e, designed with a sharp cutting edge and optimized geometry for light-duty finishing passes with excellent chip control. Whether you are conducting \u003cstrong\u003eCNC machining\u003c\/strong\u003e on carbon steel or low-alloy steel, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool delivers dimensional stability and extended \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you gain a high-performance insert that excels in maintaining tight tolerances and high surface integrity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408-TS Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TS\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eFinish Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial Designations\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-TS\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-TS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is NS9530 cermet preferred for steel finishing?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eNS9530 cermet grade\u003c\/strong\u003e is a non-coated titanium-based carbonitride grade. Its primary advantage in \u003cstrong\u003eprecision machining\u003c\/strong\u003e is its low affinity for steel, which drastically reduces the chances of built-up edge even at high surface speeds. The 0.8mm radius on the \u003cstrong\u003eCNMG120408-TS\u003c\/strong\u003e provides a robust balance between edge strength and surface finish quality. Combined with the \u003cstrong\u003e-TS chipbreaker\u003c\/strong\u003e, which is optimized for small depths of cut and low feed rates, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e ensures that chips are broken into small, manageable pieces that do not scratch the workpiece. For high-speed \u003cstrong\u003eCNC machining\u003c\/strong\u003e, NS9530 allows you to run faster than carbide while maintaining a sharp edge for a longer duration, resulting in impeccable surface finishes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for NS9530\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 150 - 350 m\/min (Standard Steels)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.05 - 0.25 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.2 - 1.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For a mirror-like finish, prioritize higher cutting speeds (Vc) and a feed rate below 0.15 mm\/rev.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Precision Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror Surface Finish\"\u003c\/strong\u003e - \u003cem\u003eJames R., USA\u003c\/em\u003e\u003cbr\u003e\"The 0.8mm radius is perfect. I used these for finishing 1045 steel shafts and the result was like a mirror. NS9530 is very stable.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best Cermet in the Market\"\u003c\/strong\u003e - \u003cem\u003eHiroki S., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy's cermet technology is second to none. The -TS breaker works perfectly at low feed rates. Highly recommended for finish turning.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for tight tolerances\"\u003c\/strong\u003e - \u003cem\u003eGuenther K., Germany\u003c\/em\u003e\u003cbr\u003e\"Dimensional accuracy is excellent. I can run 100 parts and the diameter doesn't change by more than 0.005mm.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"No Built-up Edge\"\u003c\/strong\u003e - \u003cem\u003eLiam O., Australia\u003c\/em\u003e\u003cbr\u003e\"The chemical stability is what makes this grade shine. No BUE even at high speeds. Very clean cutting action.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy Japan. Shipping was fast and the performance matches the technical catalog exactly. Perfect for finishing.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this cermet insert for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Cermet is more brittle than carbide. It is primarily for continuous finishing. For heavy interrupted cuts, we recommend a coated carbide grade like T9125.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is coolant required for NS9530?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Coolant is recommended to maintain temperature consistency, but cermet can also be used for dry finishing due to its high chemical stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -TS chipbreaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The -TS (Targeted Sharp) breaker is designed specifically for finishing. It features a sharp edge to reduce cutting forces and break small, thin chips at low feed rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: Cermet vs. Carbide Finishing\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e, \u003cstrong\u003eCermet\u003c\/strong\u003e (NS9530) provides superior surface luster and longer edge sharpness than carbide. While carbide is tougher for roughing, cermet is your secret weapon for achieving a \"grinding-like\" finish on \u003cstrong\u003eCNC lathes\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147203805356,"sku":"CNMG120408-TS NS9530","price":47.13,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-TS_NS9530_Cermet_Finishing_Insert_for_CNC_Steel_Turning.jpg?v=1773643738"},{"product_id":"tungaloy-cnmg120404-sm-ah725-pvd-carbide-turning-insert","title":"Tungaloy CNMG120404-SM AH725 PVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404-SM AH725 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eUniversal Stainless Steel Turning | PVD Coated AH725 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best carbide grade for machining difficult-to-cut stainless steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404-SM AH725\u003c\/strong\u003e is a high-versatility \u003cstrong\u003ePVD coated carbide turning insert\u003c\/strong\u003e engineered specifically for stainless steel (M-class) and heat-resistant alloys. The \u003cstrong\u003eAH725 grade\u003c\/strong\u003e features a specialized physical vapor deposition coating that provides an ultra-sharp cutting edge with high bonding strength, preventing the common \"built-up edge\" (BUE) issues in gummy materials. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the \u003cstrong\u003e-SM chipbreaker\u003c\/strong\u003e, a geometry optimized for medium cutting ranges that ensures stable chip control even under varying depths of cut. Whether you are performing \u003cstrong\u003eCNC machining\u003c\/strong\u003e on 304 or 316 stainless, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert delivers exceptional toughness and extended \u003cstrong\u003etool life\u003c\/strong\u003e. Incorporating this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert into your production cycle ensures a perfect balance between wear resistance and fracture toughness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eUnderstanding the CNMG120404-SM Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-SM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404-SM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431-SM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eCan I use AH725 for both finishing and medium cutting?\u003c\/h3\u003e\n\u003cp\u003eAbsolutely. The \u003cstrong\u003eAH725 PVD grade\u003c\/strong\u003e is Tungaloy's versatile answer to \u003cstrong\u003eprecision machining\u003c\/strong\u003e in difficult materials. While the \u003cstrong\u003eCNMG120404-SM\u003c\/strong\u003e is a double-sided negative insert, its \u003cstrong\u003e-SM chipbreaker\u003c\/strong\u003e features a balanced geometry that reduces cutting forces while maintaining edge strength. This is particularly useful in \u003cstrong\u003eCNC machining\u003c\/strong\u003e when the machine rigidity is limited or when working with slender components. The high resistance to notch wear and thermal shock makes this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e a top choice for stainless steel, where heat localized at the cutting edge usually limits \u003cstrong\u003etool life\u003c\/strong\u003e. With the -SM geometry, you can expect smooth chip breaking across a wide range of feed rates.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for AH725\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eM (Stainless Steel)\u003c\/strong\u003e and \u003cstrong\u003eS (Superalloys)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 80 - 180 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.35 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 3.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Use high-pressure coolant when machining stainless to flush chips and control temperature for maximum tool life.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Game changer for 316 Stainless\"\u003c\/strong\u003e - \u003cem\u003eAlexander V., Germany\u003c\/em\u003e\u003cbr\u003e\"We were struggling with built-up edge on our 316 shafts. Switched to AH725 and the finish is night and day. The -SM breaker breaks the chips even at lower feeds.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Tool Life\"\u003c\/strong\u003e - \u003cem\u003eDavid M., USA\u003c\/em\u003e\u003cbr\u003e\"Tungaloy always hits the mark. These CNMG inserts last 30% longer than our previous PVD grade. No more unexpected edge chipping.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Very Sharp\"\u003c\/strong\u003e - \u003cem\u003eMatteo L., Italy\u003c\/em\u003e\u003cbr\u003e\"The edge on these is incredibly sharp for a negative insert. Perfect for holding tolerances on thin-walled stainless parts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent Performance\"\u003c\/strong\u003e - \u003cem\u003eKenji S., Japan\u003c\/em\u003e\u003cbr\u003e\"Authentic Japan quality. The AH725 is very stable across different batches of material. Highly recommended for production shops.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan L., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock. Performs exactly as the catalog describes. Very happy with the results on our CNC lathes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use AH725 for carbon steel (P-class)?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes, AH725 is a multi-grade. While it is a specialist for Stainless (M), it works exceptionally well on P-class steel when high edge toughness is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of PVD over CVD for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: PVD coatings like AH725 are thinner and maintain a much sharper edge than CVD. This sharpness is critical to prevent work-hardening and built-up edge in stainless steel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: When should I choose the -SM breaker over the -SS breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Choose -SM (Medium) for general purpose cutting depths (0.5-3.5mm). If you are doing very light finishing passes, the -SS (Sharp) would be better suited.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: PVD Performance Tip\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in gummy materials, \u003cstrong\u003ePVD Coated Carbide\u003c\/strong\u003e (AH725) is the ultimate solution. Its sharp edge geometry reduces heat generation at the source, significantly extending \u003cstrong\u003etool life\u003c\/strong\u003e compared to standard CVD grades when turning stainless steel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147227693228,"sku":"CNMG120404-SM AH725","price":73.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404-SM_AH725_PVD_Coated_Turning_Insert_for_Stainless_Steel.jpg?v=1773627457"},{"product_id":"tungaloy-cnmg120408-sm-ah725-pvd-carbide-turning-insert","title":"Tungaloy CNMG120408-SM AH725 PVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-SM AH725 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eUniversal Stainless Steel Expert | PVD Coated AH725 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most reliable carbide grade for machining stainless steel and superalloys?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-SM AH725\u003c\/strong\u003e is a premium \u003cstrong\u003ePVD coated carbide turning insert\u003c\/strong\u003e specifically engineered for the challenges of stainless steel (M-class) and high-temperature alloys (S-class). The \u003cstrong\u003eAH725 grade\u003c\/strong\u003e combines a high-toughness carbide substrate with a specialized PVD coating that provides an exceptionally sharp cutting edge while resisting the chemical bonding that leads to built-up edge (BUE). This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features the \u003cstrong\u003e-SM chipbreaker\u003c\/strong\u003e, a geometry balanced for medium cutting operations, providing excellent chip control and low cutting resistance. Whether you are running \u003cstrong\u003eCNC machining\u003c\/strong\u003e jobs on 304, 316, or duplex stainless steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures maximized \u003cstrong\u003etool life\u003c\/strong\u003e and stable performance in every pass. By integrating this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you gain a versatile insert capable of handling both continuous and interrupted cuts with ease.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408-SM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-SM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Standard\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-SM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-SM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the AH725 grade preferred for difficult-to-cut alloys?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eAH725 PVD Grade\u003c\/strong\u003e is engineered for extreme versatility. Unlike CVD coatings, PVD coatings are thinner and can be applied to sharper edges, which is critical when \u003cstrong\u003eprecision machining\u003c\/strong\u003e gummy materials like stainless steel. The \u003cstrong\u003e-SM chipbreaker\u003c\/strong\u003e (Medium) is designed with a balanced rake angle that lowers cutting pressure while maintaining the strength of the 0.8mm radius. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e prevents work-hardening and notch wear, which are common failure modes in \u003cstrong\u003eCNC machining\u003c\/strong\u003e of aerospace components. For workshops requiring consistent \u003cstrong\u003etool life\u003c\/strong\u003e and superior surface finishes on stainless steel, the \u003cstrong\u003eCNMG120408-SM\u003c\/strong\u003e in AH725 is the industry-leading choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for AH725\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eM (Stainless Steel)\u003c\/strong\u003e and \u003cstrong\u003eS (Superalloys)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 70 - 180 m\/min (Highly dependent on alloy grade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.45 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 4.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: When using the -SM chipbreaker on stainless, ensure consistent coolant flow to prevent chip welding.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Workhorse for Stainless\"\u003c\/strong\u003e - \u003cem\u003eMarkus R., Germany\u003c\/em\u003e\u003cbr\u003e\"The AH725 grade is incredible. We use these for our 304 and 316 parts and the edge stays sharp far longer than other brands. The -SM breaker is perfect for our medium cuts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Tough and Consistent\"\u003c\/strong\u003e - \u003cem\u003eJames D., USA\u003c\/em\u003e\u003cbr\u003e\"Switched to Tungaloy for our CNC production runs. The tool life is predictable, which is exactly what we need for automated shifts. Genuine Japan quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Chip Control\"\u003c\/strong\u003e - \u003cem\u003eLuca S., Italy\u003c\/em\u003e\u003cbr\u003e\"Excellent chips even on gummy stainless. The 0.8mm radius holds up well even during light roughing. Very impressed.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror Finish\"\u003c\/strong\u003e - \u003cem\u003eKenji O., Japan\u003c\/em\u003e\u003cbr\u003e\"Very high precision. The PVD coating is very smooth. It delivers a great surface finish on heat-resistant alloys.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Product\"\u003c\/strong\u003e - \u003cem\u003eTan L., Singapore\u003c\/em\u003e\u003cbr\u003e\"100% original Tungaloy. Fast shipping and the performance matches the technical catalog perfectly. Will order again.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is AH725 suitable for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes, the AH725 PVD grade has excellent coating adhesion and substrate toughness, making it highly reliable for light-to-medium interrupted cuts in stainless steel.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for carbon steel (P-class)?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: While optimized for Stainless (M) and Superalloys (S), AH725 is a versatile grade that can be used on carbon steels when high edge toughness is required.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -SM breaker over the -TM breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The -SM is designed for a lower cutting force, making it better for machine setups with lower rigidity or when machining slender workpieces to prevent vibration.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: PVD vs. CVD for Stainless Steel\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in gummy or work-hardening materials, \u003cstrong\u003ePVD Coated Carbide\u003c\/strong\u003e (AH725) is the superior choice. Its sharp edge geometry reduces heat generation and built-up edge, resulting in significantly better surface finishes and longer \u003cstrong\u003etool life\u003c\/strong\u003e compared to thicker CVD coatings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147231166636,"sku":"CNMG120408-SM AH725","price":73.56,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-SM_AH725_PVD_Turning_Insert_for_Stainless_Steel_Machining.jpg?v=1773627726"},{"product_id":"tungaloy-cnmg120404-tm-t9115-cvd-carbide-turning-insert","title":"Tungaloy CNMG120404-TM T9115 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404-TM T9115 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Steel Machining | Premium CVD T9115 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most wear-resistant insert for high-speed steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404-TM T9115\u003c\/strong\u003e is a high-productivity \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e specifically engineered for the high-speed machining of steel (P-class). The \u003cstrong\u003eT9115 grade\u003c\/strong\u003e is optimized for continuous cutting, featuring a thick Al2O3 layer that provides industry-leading heat resistance and wear protection. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e utilizes the versatile \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, designed for medium cutting applications to ensure stable chip control and reduced cutting forces. Whether you are focused on \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon steel or alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool delivers superior surface finishes and maximized \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you benefit from Tungaloy’s \"PremiumTec\" surface technology, which minimizes adhesion and optimizes chip evacuation during intensive production cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eISO \/ ANSI Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eIs T9115 grade better than T9125 for steel turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9115 CVD Grade\u003c\/strong\u003e is specifically tuned for high-speed, continuous cutting where thermal stability is paramount. Unlike T9125, which is balanced for general purpose and interrupted cuts, the T9115 grade excels in pure productivity. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e professionals, the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e provides a highly versatile geometry that works across a broad range of depths and feeds. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a powerhouse in \u003cstrong\u003eprecision machining\u003c\/strong\u003e, ensuring that even under high friction, the cutting edge remains stable. The \u003cstrong\u003eCNMG120404-TM\u003c\/strong\u003e is the ultimate choice when you need to push your cycle times to the limit while maintaining a high-quality surface finish and predictable \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9115\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 180 - 450 m\/min (Standard steel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.40 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 4.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Ensure stable clamping and high-pressure coolant to fully utilize the high-speed potential of the T9115 grade.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Incredible speed\"\u003c\/strong\u003e - \u003cem\u003eRobert H., Germany\u003c\/em\u003e\u003cbr\u003e\"I run these at 350 m\/min on carbon steel and they don't even sweat. Tungaloy T9115 is the king of productivity.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable and Fast\"\u003c\/strong\u003e - \u003cem\u003eSteve B., USA\u003c\/em\u003e\u003cbr\u003e\"We use the CNMG120404-TM for all our semi-finishing. The chip control is consistent and the tool life is predictable for our long production runs.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Surface Finish\"\u003c\/strong\u003e - \u003cem\u003eMatteo G., Italy\u003c\/em\u003e\u003cbr\u003e\"Very smooth cutting action. The -TM geometry handles heat very well and leaves a mirror finish on our alloy steel shafts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Premium Japan Tool\"\u003c\/strong\u003e - \u003cem\u003eHiroshi N., Japan\u003c\/em\u003e\u003cbr\u003e\"Very stable performance in automated lines. T9115 grade resists crater wear better than any other grade we have tested.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original \u0026amp; High Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Received original Tungaloy stock. Best pricing for high-end CVD precision tooling. My CNC lathe performs at its best with these.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9115 suitable for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is primarily designed for high-speed continuous cutting. For heavy interrupted cuts, the tougher T9125 grade is usually recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is a specialist for P (Steel). For M-class materials like stainless steel, the AH series or specialized stainless grades from Tungaloy should be used.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What makes the -TM breaker versatile?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is a general-purpose medium cutting geometry. It balances chip control at both high and low feed rates, making it suitable for a wide variety of workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: High-Speed Productivity\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9115) is the benchmark for speed. Its thick coating acts as a thermal shield, allowing you to increase surface speeds without sacrificing \u003cstrong\u003etool life\u003c\/strong\u003e, making it the premier choice for modern \u003cstrong\u003eCNC machining\u003c\/strong\u003e centers.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147442192556,"sku":"CNMG120404-TM T9115","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404-TM_T9115_CVD_Coated_Turning_Insert_for_Steel_Machining.jpg?v=1773627938"},{"product_id":"tungaloy-cnmg120408-tm-t9115-cvd-carbide-turning-insert","title":"Tungaloy CNMG120408-TM T9115 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-TM T9115 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Steel Machining | Premium CVD T9115 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow do I maximize productivity in high-speed CNC steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-TM T9115\u003c\/strong\u003e is a professional-grade \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered specifically for high-efficiency machining of steel (P-class). The \u003cstrong\u003eT9115 grade\u003c\/strong\u003e is a flagship material featuring Tungaloy's advanced \"PremiumTec\" surface technology and a thick Al2O3 layer that provides industry-leading heat resistance. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the versatile \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, which is optimized for medium cutting ranges to ensure stable chip control and reduced cutting forces. Whether you are running \u003cstrong\u003eCNC machining\u003c\/strong\u003e jobs on carbon steel or alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert delivers superior surface finishes and maximized \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you leverage a cutting tool designed for stability, high speeds, and ultimate wear resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is T9115 the preferred choice for high-speed steel turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9115 CVD Grade\u003c\/strong\u003e is engineered for extreme productivity. Its unique coating architecture provides a massive thermal shield, allowing for significantly higher surface speeds compared to general-purpose grades. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e professionals, the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e geometry is the versatile choice for \"Medium\" machining. It features a balanced rake angle that lowers cutting resistance while maintaining the edge toughness required for 0.8mm radius operations. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels in \u003cstrong\u003eprecision machining\u003c\/strong\u003e where holding dimensional accuracy across large batches is critical. The \u003cstrong\u003eCNMG120408-TM\u003c\/strong\u003e effectively eliminates crater wear and flank wear, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e remains predictable even under high-load conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9115\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 180 - 450 m\/min (Depending on alloy hardness)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.45 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 4.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Ensure stable workholding and consistent coolant flow to maximize the high-speed potential of the CVD coating.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eCustomer Reviews from Global CNC Operators\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High Speed Productivity\"\u003c\/strong\u003e - \u003cem\u003eMark T., USA\u003c\/em\u003e\u003cbr\u003e\"T9115 is a beast for high-speed turning. We run these on carbon steel parts at 300+ m\/min and the tool life is still impressive. Highly recommended.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Great Chip Control\"\u003c\/strong\u003e - \u003cem\u003eHiroshi S., Japan\u003c\/em\u003e\u003cbr\u003e\"The -TM breaker is perfect for our general medium turning. No chip nesting, just short, clean chips. Tungaloy quality is unmatched.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable and Tough\"\u003c\/strong\u003e - \u003cem\u003eGraham L., UK\u003c\/em\u003e\u003cbr\u003e\"Very consistent performance across batches. The 0.8mm radius holds up very well even with light roughing passes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Mirror Finish\"\u003c\/strong\u003e - \u003cem\u003eMatteo V., Italy\u003c\/em\u003e\u003cbr\u003e\"Even at high feeds, the surface finish is excellent. T9115 handles the heat perfectly. My lathes run much more efficiently now.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan P., Singapore\u003c\/em\u003e\u003cbr\u003e\"100% genuine Tungaloy product. Best price for this high-end Japan precision tooling. Fast shipping and great service.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9115 suitable for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is optimized for continuous high-speed cutting. For heavy interrupted cuts, the tougher T9125 grade is generally a safer choice.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this insert on stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is a specialist for P-class (Steel). For M-class (Stainless Steel), we recommend Tungaloy's AH series or specialized stainless CVD grades.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -TM chipbreaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is a general-purpose \"Medium\" breaker. It provides a wide range of chip control across various depths of cut and feeds, reducing the need for multiple tool changes.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Advantage\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9115) is the industry standard for speed. Its thick, multi-layer coating provides a massive heat barrier, allowing for higher cutting speeds and deeper passes, resulting in elite \u003cstrong\u003etool life\u003c\/strong\u003e and productivity in modern machine shops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147560911020,"sku":"CNMG120408-TM T9115","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-TM_T9115_CVD_Turning_Insert_for_CNC_Steel_Machining.jpg?v=1773628063"},{"product_id":"tungaloy-cnmg120412-tm-t9115-cvd-carbide-turning-insert","title":"Tungaloy CNMG120412-TM T9115 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120412-TM T9115 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Efficiency Steel Turning | Premium CVD T9115 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best 1.2mm radius insert for high-speed steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120412-TM T9115\u003c\/strong\u003e is an industrial-grade \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for high-speed, high-productivity steel (P-class) machining. The \u003cstrong\u003eT9115 grade\u003c\/strong\u003e is a flagship Tungaloy material featuring a thick alumina layer for exceptional heat resistance, making it perfect for continuous high-speed cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed with a 1.2mm corner radius for increased edge strength and the specialized \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, which provides a balance between chip control and low cutting resistance. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon and alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures superior \u003cstrong\u003etool life\u003c\/strong\u003e and surface integrity. By implementing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you benefit from \"PremiumTec\" technology that enhances chip flow and resistance to thermal cracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120412-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Designations\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120412-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG433-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eIs T9115 grade suitable for heavy-duty steel machining?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9115 CVD Grade\u003c\/strong\u003e is specifically designed for high-speed productivity. While T9125 is a general-purpose grade, T9115 is a specialist for continuous, high-temperature cutting. The 1.2mm radius on the \u003cstrong\u003eCNMG120412-TM\u003c\/strong\u003e offers significantly higher edge strength compared to 0.4mm or 0.8mm versions, allowing for higher feed rates and deeper depths of cut. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e operators, the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e provides excellent chip evacuation across a wide range of steel types. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a favorite in \u003cstrong\u003eprecision machining\u003c\/strong\u003e because it maintains dimensional stability even when pushed at high surface speeds, drastically reducing cycle times and increasing \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9115\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 180 - 450 m\/min (Standard Steels)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.20 - 0.55 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.0 - 5.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Given the large 1.2mm radius, ensure high machine rigidity to prevent vibration and fully exploit the high-feed potential.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global CNC Machine Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High Feed Beast\"\u003c\/strong\u003e - \u003cem\u003eMark T., USA\u003c\/em\u003e\u003cbr\u003e\"The 1.2mm radius is perfect for roughing out alloy steel shafts. We run these at high speeds and they just don't quit. T9115 is top-tier.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable and Durable\"\u003c\/strong\u003e - \u003cem\u003eHiroshi S., Japan\u003c\/em\u003e\u003cbr\u003e\"Consistent quality. The -TM breaker works great even when we push the feed. Less chip nesting, more machining time.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for continuous cuts\"\u003c\/strong\u003e - \u003cem\u003eDavid L., UK\u003c\/em\u003e\u003cbr\u003e\"If you have long, continuous turning jobs on steel, this is the insert. Heat resistance is far better than the previous brand we used.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Productivity Booster\"\u003c\/strong\u003e - \u003cem\u003eLuca B., Italy\u003c\/em\u003e\u003cbr\u003e\"Reduced our cycle time by 20% by increasing the speed. The edge holds up beautifully. Tungaloy Japan is impressive.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Fast Shipping, Original Product\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Received genuine Tungaloy inserts. Best pricing for high-end CVD precision tools. Will order for my CNC lathe again.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for finishing passes?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Due to the 1.2mm radius, it is best for roughing and semi-finishing. For high-precision finishing, a 0.4mm or 0.8mm radius is typically preferred.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9115 better than T9125 for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. T9115 is optimized for continuous high-speed turning. For heavy interrupted cuts, T9125 provides better toughness and fracture resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Does the -TM chipbreaker help with chip nesting?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Yes, it is designed for medium cutting and effectively breaks chips even at high feed rates, preventing dangerous chip nesting on the workpiece.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: High-Speed CVD Performance\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in steel, always run CVD coatings (T9115) at their recommended high speeds. The heat generated helps activate the thermal protection properties of the coating, leading to significantly better \u003cstrong\u003etool life\u003c\/strong\u003e compared to running at lower, sub-optimal speeds.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147607605420,"sku":"CNMG120412-TM T9115","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120412-TM_T9115_CVD_Coated_Turning_Insert_for_Heavy_Steel_Machining.jpg?v=1773628197"},{"product_id":"tungaloy-cnmg160608-t9115-cvd-carbide-turning-insert","title":"Tungaloy CNMG160608 T9115 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG160608 T9115 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Steel Specialist | CVD Coated Durability | Japan Precision Tooling\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat makes T9115 the best grade for high-speed steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG160608 T9115\u003c\/strong\u003e is a robust \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for high-efficiency machining of carbon and alloy steels. The \u003cstrong\u003eT9115 grade\u003c\/strong\u003e utilizes Tungaloy's \"PremiumTec\" surface technology, featuring a thick Al2O3 layer that provides exceptional heat resistance and prevents crater wear during high-velocity cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed for the heavy-duty demands of \u003cstrong\u003eCNC machining\u003c\/strong\u003e, offering superior edge toughness and stability. With a 0.8mm corner radius, it delivers the perfect balance of edge strength and surface finish quality. Made in Japan, this insert is a benchmark for \u003cstrong\u003eprecision machining\u003c\/strong\u003e where maximizing \u003cstrong\u003etool life\u003c\/strong\u003e and minimizing downtime are critical for industrial productivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG160608 T9115 Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e16.1mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eT9115\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eCVD Grade\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Feature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG160608\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG542\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e15.875 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e5\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eThickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6.35 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eCan I use T9115 for heavy roughing on alloy steel?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9115 CVD Grade\u003c\/strong\u003e is specifically optimized for high-speed continuous cutting. Its multi-layer coating structure provides the necessary toughness to withstand the high temperatures of \u003cstrong\u003esteel turning\u003c\/strong\u003e without sacrificing edge sharpness. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e industry favorite is widely implemented in \u003cstrong\u003eCNC machining\u003c\/strong\u003e centers for large-scale production. Because the \u003cstrong\u003eCNMG160608\u003c\/strong\u003e is a larger, thicker insert (6.35mm thickness), it possesses the mass and thermal stability required for heavier cuts compared to the standard CNMG12 size. This ensures a more reliable and productive \u003cstrong\u003eprecision machining\u003c\/strong\u003e experience with extended \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9115\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 150 - 450 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.50 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.0 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Note: CVD coatings thrive at higher speeds. For best results, ensure your CNC lathe can maintain consistent spindle speed.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eVerified Reviews from Global Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Extreme tool life at high speed\"\u003c\/strong\u003e - \u003cem\u003eMarkus B., Germany\u003c\/em\u003e\u003cbr\u003e\"Switched to T9115 for our 4140 steel production. We increased the cutting speed and still got 30% more parts per edge than our previous brand.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Stable and Strong\"\u003c\/strong\u003e - \u003cem\u003eKenji S., Japan\u003c\/em\u003e\u003cbr\u003e\"The CNMG16 size is perfect for our heavy duty shafts. The T9115 coating holds up very well against heat. Authentic Tungaloy quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for mass production\"\u003c\/strong\u003e - \u003cem\u003eDavid L., USA\u003c\/em\u003e\u003cbr\u003e\"Very predictable wear patterns. Makes it easy to schedule tool changes in our automated CNC cell.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Handles the heat\"\u003c\/strong\u003e - \u003cem\u003eLuca V., Italy\u003c\/em\u003e\u003cbr\u003e\"Running these at 300m\/min and they just keep cutting. Best CVD grade for steel turning on the market.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original \u0026amp; Reliable\"\u003c\/strong\u003e - \u003cem\u003eLiam G., Australia\u003c\/em\u003e\u003cbr\u003e\"100% genuine Japan stock. Fast delivery and top performance. The thick 1606 thickness makes a huge difference in stability.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Machinist Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9115 suitable for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is optimized for Steel (P). For stainless steel (M), we recommend PVD grades like AH725 to prevent built-up edge and notch wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What tool holder fits the CNMG1606 size?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: These inserts fit any standard **DCLNR16** or **MCLNR16** turning holder. Note that these are larger than the common 1204 size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Does this work for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: For heavy interruptions, T9125 might be a tougher choice. T9115 is best for continuous, high-speed turning.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD vs. PVD for Steel\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-speed CNC machining\u003c\/strong\u003e of steel, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9115) is superior to PVD. The thicker coating provides a massive thermal barrier, allowing for the high surface speeds necessary to achieve elite \u003cstrong\u003etool life\u003c\/strong\u003e and productivity levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147668553900,"sku":"CNMG160608 T9115","price":114.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG160608_T9115_Turning_Insert_with_0.8mm_Radius_for_Steel_Machining.jpg?v=1773623999"},{"product_id":"tungaloy-cnmg160612-t9115-cvd-carbide-turning-insert","title":"Tungaloy CNMG160612 T9115 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG160612 T9115 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Speed Steel Specialist | Robust 1.2mm Radius | Premium CVD Coating\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow does the 1.2mm radius on T9115 improve stability in heavy steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG160612 T9115\u003c\/strong\u003e is a heavy-duty \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for high-efficiency machining in carbon and alloy steels. The \u003cstrong\u003eT9115 grade\u003c\/strong\u003e features Tungaloy's \"PremiumTec\" surface technology, utilizing a thick, highly-textured Al2O3 layer that provides industry-leading heat resistance and crater wear protection. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is specifically designed for \u003cstrong\u003eCNC machining\u003c\/strong\u003e where high surface speeds and deep cuts are required. With its large 1.2mm corner radius, it offers exceptional edge strength and is capable of handling higher feed rates while maintaining a stable cutting edge. Made in Japan, this insert is a premier \u003cstrong\u003eprecision machining\u003c\/strong\u003e solution for workshops aiming to maximize \u003cstrong\u003etool life\u003c\/strong\u003e and productivity in demanding steel applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG160612 T9115 Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e16.1mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eT9115\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eCVD Grade\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eStandard Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG160612\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG543\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInsert Thickness\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6.35 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eIs T9115 suitable for continuous high-speed steel turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9115 CVD Grade\u003c\/strong\u003e is the definitive choice for high-speed continuous cutting of steel. The thick coating acts as a massive thermal barrier, protecting the carbide substrate during long machining cycles. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e industry favorite is widely implemented in \u003cstrong\u003eCNC machining\u003c\/strong\u003e large components where heat management is vital. The \u003cstrong\u003eCNMG160612\u003c\/strong\u003e geometry, with its robust 6.35mm thickness and 1.2mm radius, provides the mechanical strength needed for heavy roughing and semi-finishing. This combination drastically improves \u003cstrong\u003etool life\u003c\/strong\u003e and ensures that the insert can withstand the pressure of deep cuts and high feed rates in \u003cstrong\u003eprecision machining\u003c\/strong\u003e workflows.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9115\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 150 - 450 m\/min (depending on steel grade)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.20 - 0.60 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.5 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Because of the 1.2mm radius, you can increase your feed rate while still maintaining a strong cutting edge.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machining Experts\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Extreme durability on 4140 steel\"\u003c\/strong\u003e - \u003cem\u003eMarkus J., Germany\u003c\/em\u003e\u003cbr\u003e\"The 1.2mm radius on the CNMG1606 is a beast. We run high speeds on 4140 and the T9115 grade easily outlasts our previous tools.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Stable edge for heavy cuts\"\u003c\/strong\u003e - \u003cem\u003eKenji O., Japan\u003c\/em\u003e\u003cbr\u003e\"Very predictable wear patterns. The thick insert body prevents vibration on our heavy-duty Mori Seiki. Tungaloy quality is 10\/10.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for production\"\u003c\/strong\u003e - \u003cem\u003eDavid R., USA\u003c\/em\u003e\u003cbr\u003e\"Cuts clean and fast. We use these for large diameter turning and the chip control is excellent even at high feed rates.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Excellent thermal resistance\"\u003c\/strong\u003e - \u003cem\u003eGianni B., Italy\u003c\/em\u003e\u003cbr\u003e\"Running these at 350m\/min and the edge stays intact. Best CVD grade for high-speed steel production.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic product, fast shipping\"\u003c\/strong\u003e - \u003cem\u003eTan H., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy Japan inserts. Arrived in perfect condition. These 160612s are exactly what we needed for our heavy turning.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use T9115 for stainless steel turning?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is optimized for Steel (P). For stainless (M), we recommend PVD grades like AH725 to avoid the chemical bonding that leads to notch wear.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What holder size do I need for CNMG160612?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: These inserts fit any standard **DCLNR16** or **MCLNR16** holder. Be aware they are larger than the standard 1204 size.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is this insert suitable for finishing?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Due to the large 1.2mm radius, this is primarily for roughing and semi-finishing. For super finishing, a 0.4mm or 0.2mm radius would be better.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD vs. PVD for Steel Turning\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-speed CNC machining\u003c\/strong\u003e of steel, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9115) is the industry benchmark. Its thicker coating provides a superior heat shield, allowing for much higher surface speeds and significantly longer \u003cstrong\u003etool life\u003c\/strong\u003e compared to thinner PVD coatings.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43147718197420,"sku":"CNMG160612 T9115","price":114.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG160612_T9115_Carbide_Turning_Insert_with_1.2mm_Corner_Radius.jpg?v=1773624151"},{"product_id":"tungaloy-cnmg120404l-s-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG120404L-S T9125 Left-Hand CVD Coated Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404L-S T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eProfessional Left-Hand Steel Turning | CVD Coated T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best left-hand insert for stable steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404L-S T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e specifically engineered for reliability in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e features a thick coating layer with enhanced adhesion, making it remarkably resistant to crater wear and plastic deformation during continuous or slightly interrupted cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed with a \u003cstrong\u003eLeft-Hand (L) orientation\u003c\/strong\u003e and the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, which excels in light-duty applications by providing low cutting resistance and superior chip evacuation. Whether you are managing complex \u003cstrong\u003eCNC machining\u003c\/strong\u003e projects or high-volume production, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures an extended \u003cstrong\u003etool life\u003c\/strong\u003e and predictable performance on carbon and alloy steels. Incorporating this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution into your workflow guarantees a balance of toughness and wear resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404L-S Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04L\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Left\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404L-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431L-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the T9125 grade handle high-temperature steel cutting?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is engineered with a multi-layered coating that includes a thick Al2O3 layer. This acts as a thermal shield, allowing for high cutting speeds while protecting the carbide substrate. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e industry favorite is optimized for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon steel, where heat dissipation is crucial. The \u003cstrong\u003eCNMG120404L-S\u003c\/strong\u003e combined with the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e ensures that cutting forces are kept low, preventing deformation of the workpiece. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a powerhouse in \u003cstrong\u003eprecision machining\u003c\/strong\u003e, offering the edge toughness required for stable \u003cstrong\u003etool life\u003c\/strong\u003e in medium-to-low feed rate operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 320 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.30 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 3.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For best results in left-hand turning, ensure tool-holder alignment is perfectly perpendicular to the axis.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Perfect for LH tooling\"\u003c\/strong\u003e - \u003cem\u003eJames B., USA\u003c\/em\u003e\u003cbr\u003e\"Found these for my left-hand holders. Tungaloy quality is unmatched; the T9125 grade handles heat so much better than cheaper alternatives.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable tool life\"\u003c\/strong\u003e - \u003cem\u003eHiroshi K., Japan\u003c\/em\u003e\u003cbr\u003e\"We use these on 4140 steel. Very consistent performance and the -S breaker keeps the chips small and manageable.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for light cuts\"\u003c\/strong\u003e - \u003cem\u003eDavid R., UK\u003c\/em\u003e\u003cbr\u003e\"Used these for semi-finishing passes. The surface finish is surprisingly good for a CVD grade. Authentic Japan stock.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best value for CNC\"\u003c\/strong\u003e - \u003cem\u003eLuca M., Italy\u003c\/em\u003e\u003cbr\u003e\"Consistent results. Tungaloy T9125 doesn't chip even if the cut is slightly interrupted. Very happy with the purchase.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original product\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy inserts. Shipping was fast and they perform exactly as the catalog says. Highly recommend for precision work.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use a Left-Hand (L) insert in a Right-Hand holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Left-hand (L) inserts are specifically ground for Left-hand tool holders. Using them in the wrong orientation will cause poor finish and potential tool failure.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 suitable for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is optimized for P (Steel). While it can cut some stainless, for M-class materials (Stainless Steel), Tungaloy AH series or specialized stainless grades are recommended for better tool life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -S chipbreaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The -S geometry is designed for low cutting resistance, which reduces friction and heat. This is ideal for finishing and semi-finishing passes where surface integrity is key.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD vs. PVD for Steel\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry standard. Its thicker coating provides a superior heat shield, allowing for the higher cutting speeds and deeper passes necessary for maximum productivity and \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148416319660,"sku":"CNMG120404L-S T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404L-S_T9125_Left-Hand_Turning_Insert_for_Steel_Machining.jpg?v=1773626101"},{"product_id":"tungaloy-cnmg120404r-s-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG120404R-S T9125 Right-Hand CVD Coated Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404R-S T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Efficiency Right-Hand Turning | CVD Coated T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow do I achieve stable tool life in high-speed steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404R-S T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for reliability and precision in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is a flagship Tungaloy material featuring a thick, heat-resistant coating that significantly reduces crater wear and plastic deformation. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed with a \u003cstrong\u003eRight-Hand (R) orientation\u003c\/strong\u003e and the specialized \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, which provides exceptionally low cutting resistance. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon and alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures consistent \u003cstrong\u003etool life\u003c\/strong\u003e even in demanding production environments. By integrating this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert into your workflow, you benefit from Tungaloy’s \"PremiumTec\" surface technology, which enhances chip flow and resistance to thermal cracking.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404R-S Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04R\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Right\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eISO \/ ANSI Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404R-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431R-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eIs T9125 the right choice for interrupted cuts in steel?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is optimized for a wide range of steel machining, providing the toughness needed to handle light interruptions while maintaining high-speed capabilities. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e operators, the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e is a game-changer for light finishing and semi-finishing passes. Its sharp edge design minimizes cutting pressure, preventing chatter and heat buildup on the workpiece. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is particularly effective in \u003cstrong\u003eprecision machining\u003c\/strong\u003e where holding tight tolerances is critical. The \u003cstrong\u003eCNMG120404R-S\u003c\/strong\u003e allows for smooth chip breaking even at small depths of cut, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e remains predictable and your machine downtime is minimized.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 320 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.30 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 2.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Note: For the best surface finish, maintain high speeds and ensure stable tool holding in the Right-Hand holder.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eCustomer Reviews from Global CNC Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Stable and Reliable\"\u003c\/strong\u003e - \u003cem\u003eMark T., USA\u003c\/em\u003e\u003cbr\u003e\"T9125 is my go-to for carbon steel. These R-S inserts are perfect for our finishing passes. Tool life is twice as long as the cheaper brands.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Superior Japan Quality\"\u003c\/strong\u003e - \u003cem\u003eHiroshi S., Japan\u003c\/em\u003e\u003cbr\u003e\"Consistent dimensions and excellent heat resistance. The -S breaker handles the chips perfectly at small depths.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for semi-finishing\"\u003c\/strong\u003e - \u003cem\u003eDavid L., UK\u003c\/em\u003e\u003cbr\u003e\"We use these for Right-Hand turning on 4140 steel. Surface finish is clean and the tool life is predictable for our production runs.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High performance CVD\"\u003c\/strong\u003e - \u003cem\u003eLuca B., Italy\u003c\/em\u003e\u003cbr\u003e\"Very tough coating. Doesn't chip even on slightly scaled material. Authentic Tungaloy performance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Genuine \u0026amp; Fast\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Received original Tungaloy stock. Best pricing for high-end Japan precision tooling. My CNC lathe loves these.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eMachinist Technical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this Right-Hand (R) insert in a Left-Hand tool holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Right-Hand (R) inserts must be used with Right-Hand (R) tool holders. Proper alignment of the chipbreaker and cutting edge is essential for safe operation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 suitable for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is primarily optimized for P (Steel) and K (Cast Iron). For M-class materials like stainless steel, a PVD grade or specialized stainless CVD grade is recommended.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What makes the -S chipbreaker special?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is designed for low cutting resistance. This prevents heat buildup and workpiece vibration, making it ideal for light-duty finishing of steel parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: Maximizing T9125 Tool Life\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in steel, ensure your cutting speed is high enough to activate the thermal properties of the \u003cstrong\u003eCVD coating\u003c\/strong\u003e. This creates a protective layer that drastically extends \u003cstrong\u003etool life\u003c\/strong\u003e compared to standard uncoated or PVD alternatives.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Tooling\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148454002860,"sku":"CNMG120404R-S T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404R-S_T9125_Right-Hand_Turning_Insert_for_Steel_Machining.jpg?v=1773626568"},{"product_id":"tungaloy-cnmg120404-tm-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG120404-TM T9125 CVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120404-TM T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eReliable Steel Machining | Premium CVD T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most versatile carbide insert for general steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120404-TM T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for reliability and stability across a wide range of steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy's most balanced material, featuring a thick, multi-layered coating that provides excellent resistance to both wear and chipping, even during interrupted cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed with the specialized \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, which offers superior chip control in medium cutting applications. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon and alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures a consistent surface finish and extended \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you gain a dependable solution for 24\/7 production environments where tool failure is not an option.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120404-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.4mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Standard\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120404-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG431-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.4 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the T9125 grade improve tool life in interrupted steel cutting?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is Tungaloy's \"First Choice\" for steel turning. It is engineered with a special Al2O3 layer that acts as a thermal barrier, preventing plastic deformation at high temperatures. Unlike more brittle high-speed grades, the T9125 substrate is toughened to withstand the shocks of interrupted cuts. The \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e (Medium) is designed with a balanced rake angle to provide a smooth cutting action, reducing vibration (chatter) while maintaining edge strength. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a powerhouse in \u003cstrong\u003eprecision machining\u003c\/strong\u003e, providing consistent results whether you are semi-finishing or performing light roughing on alloy steel workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 320 m\/min (depending on steel alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.10 - 0.35 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 4.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For finishing passes with a 0.4mm radius, use a slightly lower feed rate to achieve a mirror surface finish.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Great for general production\"\u003c\/strong\u003e - \u003cem\u003eJames H., USA\u003c\/em\u003e\u003cbr\u003e\"T9125 is my go-to grade for everything. We run it on various carbon steels, and it handles everything from light cuts to heavy turning without chipping.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Solid Tool Life\"\u003c\/strong\u003e - \u003cem\u003eMatthias K., Germany\u003c\/em\u003e\u003cbr\u003e\"Very stable performance. The 0.4mm radius gives us precise control over tolerances. Best Japan-made quality we've used in our CNC shop.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Interrupted Cuts\"\u003c\/strong\u003e - \u003cem\u003eLiam F., Australia\u003c\/em\u003e\u003cbr\u003e\"Even when we hit cross-holes, this insert stays intact. The T9125 coating is much tougher than our previous supplier.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent Finish\"\u003c\/strong\u003e - \u003cem\u003eSato T., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy excellence. The -TM breaker clears chips perfectly, which prevents any scratching on the surface. Very satisfied.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Best pricing for original Tungaloy stock. Fast shipping and the performance matches the catalog exactly. Will buy again.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9115 for general use?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes. While T9115 is faster in continuous cuts, T9125 is the better \"all-rounder\" because it handles both continuous and interrupted cuts with much higher stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for machining cast iron?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: While optimized for Steel (P), the CVD coating on T9125 also performs well on ductile and grey cast iron (K) for light-to-medium operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the 0.4mm radius over 0.8mm?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The 0.4mm radius (04) is ideal for finishing or when you need to turn against a shoulder with a small radius. It also generates less cutting force, which is better for thin-walled parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Stability\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in steel, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the benchmark for reliability. Its multi-layer coating provides a massive heat barrier, allowing you to maintain stable \u003cstrong\u003etool life\u003c\/strong\u003e even in high-load scenarios where PVD coatings might fail prematurely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148570362028,"sku":"CNMG120404-TM T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120404-TM_T9125_CVD_Turning_Insert_for_Steel_Machining.jpg?v=1773629520"},{"product_id":"tungaloy-cnmg120408l-s-t9125-left-hand-turning-insert","title":"Tungaloy CNMG120408L-S T9125 Left-Hand CVD Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408L-S T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Performance Left-Hand Turning | Premium CVD T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eHow can I improve tool life when turning alloy steel with left-hand tools?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408L-S T9125\u003c\/strong\u003e is a high-grade \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e specifically engineered for reliability in steel (P-class) and cast iron (K-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is widely recognized in the \u003cstrong\u003eCNC machining\u003c\/strong\u003e industry for its exceptional resistance to heat and crater wear, thanks to its specialized multi-layer coating. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features a \u003cstrong\u003eLeft-Hand (L) orientation\u003c\/strong\u003e and the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, which is designed for light-to-medium cutting depths. The 0.8mm corner radius provides a perfect balance between edge strength and surface finish. For shops seeking \u003cstrong\u003eprecision machining\u003c\/strong\u003e components made in Japan, this insert offers the stability and \u003cstrong\u003etool life\u003c\/strong\u003e necessary for high-efficiency production on carbon and alloy steels. Utilizing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution ensures your turning operations remain cost-effective and highly productive.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408L-S Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08L\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Left\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408L-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432L-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eIs the T9125 grade suitable for interrupted cuts in steel?\u003c\/h3\u003e\n\u003cp\u003eYes, the \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is optimized for versatility. While it excels in continuous cutting, its enhanced coating adhesion and substrate toughness allow it to handle light-to-medium interrupted cuts in carbon and alloy steels without premature chipping. The \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e geometry is a \"low-cutting-resistance\" design, which reduces the heat generated at the cutting zone. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e professionals, this means more stable \u003cstrong\u003eprecision machining\u003c\/strong\u003e and reduced vibration on slender workpieces. The \u003cstrong\u003eCNMG120408L-S\u003c\/strong\u003e is the go-to \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e for operators who require consistent \u003cstrong\u003etool life\u003c\/strong\u003e across a wide variety of steel turning applications.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 130 - 320 m\/min (Highly dependent on material hardness)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.40 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 3.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For Left-Hand (L) inserts, double-check that your tool holder orientation matches for optimal chip evacuation.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eVerified Reviews from Global Lathe Operators\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable for LH production\"\u003c\/strong\u003e - \u003cem\u003eJames K., USA\u003c\/em\u003e\u003cbr\u003e\"Found these for our specialized left-hand holders. Tungaloy T9125 is the only grade that lasts through our full shift without edge wear on 1045 steel.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Great Chip Control\"\u003c\/strong\u003e - \u003cem\u003eSato M., Japan\u003c\/em\u003e\u003cbr\u003e\"The -S breaker works perfectly for semi-finishing. Chips are short and clear the workpiece easily. Authentic Japan quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent Performance\"\u003c\/strong\u003e - \u003cem\u003eGraham L., UK\u003c\/em\u003e\u003cbr\u003e\"Switched from a competitor's grade to T9125. The dimensional stability is much better over long runs. Fast shipping too.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Tough Coating\"\u003c\/strong\u003e - \u003cem\u003eMatteo V., Italy\u003c\/em\u003e\u003cbr\u003e\"Handles the heat very well during high-speed turning. No built-up edge issues on our alloy steel parts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan P., Singapore\u003c\/em\u003e\u003cbr\u003e\"100% genuine Tungaloy product. Performance is exactly what the technical manual promised. Best price for this quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this Left-Hand insert in a standard Right-Hand holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Left-Hand (L) inserts must be paired with Left-Hand tool holders to ensure the cutting edge and chipbreaker are correctly positioned relative to the rotation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the difference between T9115 and T9125?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is for high-speed continuous turning. T9125 is slightly tougher and more versatile, better suited for medium speeds and light interruptions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why is the -S breaker recommended for light cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It features a sharper geometry that reduces cutting pressure, which is critical for preventing chatter when using small depths of cut or on machines with lower rigidity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Advantage\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry benchmark. Its thick coating provides a massive heat shield, allowing for the higher cutting speeds and deeper passes necessary to achieve elite \u003cstrong\u003etool life\u003c\/strong\u003e and productivity levels in modern workshops.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148644155564,"sku":"CNMG120408L-S T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408L-S_T9125_Left-Hand_Carbide_Insert_with_0.8mm_Radius.jpg?v=1773626254"},{"product_id":"tungaloy-cnmg120408r-s-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG120408R-S T9125 Right-Hand CVD Coated Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408R-S T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Performance Right-Hand Turning | Premium CVD T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best right-hand insert for stable steel turning at high speeds?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408R-S T9125\u003c\/strong\u003e is a professional-grade \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for reliability and high productivity in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is a flagship Tungaloy material featuring a thick, heat-resistant coating that drastically reduces crater wear and plastic deformation during continuous or light interrupted cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is designed with a \u003cstrong\u003eRight-Hand (R) orientation\u003c\/strong\u003e and the specialized \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e, which provides exceptionally low cutting resistance. Ideal for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon and alloy steels, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures consistent \u003cstrong\u003etool life\u003c\/strong\u003e and predictable performance. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you leverage Tungaloy's advanced \"PremiumTec\" surface technology for superior chip flow and thermal stability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408R-S Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08R\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Right\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-S\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eS-Breaker\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408R-S\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432R-S\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the T9125 grade handle high-temperature turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is specifically designed with a multi-layered coating that includes an alumina layer to act as a thermal barrier. This allows for high cutting speeds while protecting the carbide substrate from heat-induced deformation. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e of steel parts, the \u003cstrong\u003e-S chipbreaker\u003c\/strong\u003e geometry provides a sharp cutting edge that reduces friction. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a favorite in \u003cstrong\u003eprecision machining\u003c\/strong\u003e because the 0.8mm radius offers a strong edge that can handle semi-finishing and light roughing passes with ease, maintaining a clean surface finish while maximizing your \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 320 m\/min (Depending on alloy hardness)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.40 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 3.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For Right-Hand (R) inserts, ensure your tool holder is aligned perfectly to maintain consistent chip control.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eCustomer Reviews from Professional Workshops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Tool Life\"\u003c\/strong\u003e - \u003cem\u003eJames W., USA\u003c\/em\u003e\u003cbr\u003e\"T9125 is a workhorse grade. We use these R-S inserts for our production turning on alloy steel, and they never fail to deliver a consistent finish.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Excellent for Semi-Finishing\"\u003c\/strong\u003e - \u003cem\u003eHiroshi T., Japan\u003c\/em\u003e\u003cbr\u003e\"The -S chipbreaker is perfect. It clears the chips beautifully and the CVD coating keeps the edge sharp through long shifts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Performance\"\u003c\/strong\u003e - \u003cem\u003eMatteo L., Italy\u003c\/em\u003e\u003cbr\u003e\"Consistent results every time. Even with light interruptions, the CNMG120408R-S stays stable. Very happy with the Tungaloy quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High Speed Stability\"\u003c\/strong\u003e - \u003cem\u003eLiam F., Australia\u003c\/em\u003e\u003cbr\u003e\"Handles the heat very well. We run these at high RPMs and the wear is very even. Best value for high-volume CNC work.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock. Best pricing I've found for original Japan tools. Delivery was fast and the performance is top-notch.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eMachinist Technical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this Right-Hand (R) insert in a Left-Hand holder?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: No. Right-Hand (R) inserts must be paired with Right-Hand tool holders. Using the wrong orientation will compromise the cutting geometry and chip evacuation.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9115 for general steel turning?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is the more versatile grade, offering a better balance of toughness for light interrupted cuts. T9115 is slightly more wear-resistant but better suited for continuous cutting.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the -S breaker for CNC work?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: It is a low-cutting-resistance geometry that prevents vibration (chatter) and reduces heat buildup, making it ideal for maintaining tight tolerances.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: Maximizing CVD Performance\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in steel, ensure your cutting speed is high enough to activate the thermal properties of the \u003cstrong\u003eCVD coating\u003c\/strong\u003e. This creates a protective shield that significantly extends \u003cstrong\u003etool life\u003c\/strong\u003e compared to standard PVD or uncoated inserts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148699664556,"sku":"CNMG120408R-S T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408R-S_T9125_Right-Hand_Carbide_Insert_for_Steel_Machining.jpg?v=1773626703"},{"product_id":"tungaloy-cnmg120408-th-t9125-heavy-interrupted-carbide-insert","title":"Tungaloy CNMG120408-TH T9125 Heavy Interrupted Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-TH T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eMaximum Edge Toughness | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best carbide insert for heavy interrupted steel cutting?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-TH T9125\u003c\/strong\u003e is a high-durability \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e specifically engineered to survive the most punishing steel (P-class) machining conditions. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy's premier solution for stability, featuring a specialized multi-layered coating that resists thermal cracking and flank wear. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the robust \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e, which is designed with a reinforced cutting edge to handle heavy interrupted cuts and scale. Whether you are performing \u003cstrong\u003eCNC machining\u003c\/strong\u003e on rough forgings or alloy steel parts with cross-holes, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert ensures consistent performance and maximized \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you gain the \"heavy-duty\" reliability required for unstable machining environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120408-TH Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TH\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHeavy Rough\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-TH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the -TH chipbreaker essential for heavy cutting?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is Tungaloy's \"Standard Grade\" for steel, offering a high-density coating that prevents chipping. However, the real strength lies in the \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e (Heavy). It features a large land and a blunt-angle cutting edge that absorbs the impact of interrupted cuts. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, while the -TM is for general use, the -TH is for \"the tough stuff.\" This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels in heavy-duty \u003cstrong\u003eCNC machining\u003c\/strong\u003e where depth of cut and feed rates are high, but the workpiece surface is irregular or contains scale. It provides the mechanical strength to keep the edge intact where others would shatter.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 280 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.25 - 0.55 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.5 - 5.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For heavy interrupted cuts, slightly reduce the speed (Vc) and increase the feed rate (f) to utilize the full strength of the -TH edge.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Bulletproof in Interrupted Cuts\"\u003c\/strong\u003e - \u003cem\u003eJames W., USA\u003c\/em\u003e\u003cbr\u003e\"I was breaking general-purpose inserts on a keyed shaft. Switched to the -TH breaker T9125 and the chipping stopped immediately. Solid tool.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable for Scale\"\u003c\/strong\u003e - \u003cem\u003eGuenther L., Germany\u003c\/em\u003e\u003cbr\u003e\"Handles rough forgings perfectly. The edge is incredibly tough. Japan-made quality at its best.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Heavy Feed\"\u003c\/strong\u003e - \u003cem\u003eMatteo V., Italy\u003c\/em\u003e\u003cbr\u003e\"Pushes through heavy material without complaining. The T9125 coating is very heat resistant.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Very Stable Performance\"\u003c\/strong\u003e - \u003cem\u003eKenji T., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy standard. If you have unstable conditions, the -TH is the only way to go. Dimensional accuracy stays consistent.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eArjun S., India\u003c\/em\u003e\u003cbr\u003e\"100% authentic Tungaloy stock. Best pricing for these heavy-duty inserts. Fast delivery and perfect performance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for finishing passes?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The -TH is a heavy-roughing breaker. For light finishing, the edge might be too blunt, causing vibration. Use the -TS or -TM for finishing tasks.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9135?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is the general balance. T9135 is even tougher for extreme interruptions. For most heavy-duty CNC machining, T9125 provides the best balance of tool life and speed.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why is it called a \"Heavy\" breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Because it has a wider T-land and a reinforced structure specifically designed to withstand the physical shock of high-impact metal removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Resilience\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e under unstable conditions, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the benchmark. The -TH geometry turns a fragile edge into a structural powerhouse, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e remains high even when the cut is anything but smooth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148770115756,"sku":"CNMG120408-TH T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-TH_T9125_Turning_Insert_for_Heavy_Interrupted_Steel_Machining.jpg?v=1773643985"},{"product_id":"tungaloy-cnmg120408-tm-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG120408-TM T9125 CVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120408-TM T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eReliable Steel Machining | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most versatile carbide grade for general steel turning applications?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120408-TM T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for exceptional reliability across a wide range of steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy's most balanced and popular grade, featuring a thick, multi-layered alumina coating that provides a massive thermal barrier against high temperatures. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the versatile \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, specifically designed for medium cutting ranges to ensure stable chip control even in varying depths of cut. Whether you are performing \u003cstrong\u003eCNC machining\u003c\/strong\u003e on carbon steel, alloy steel, or mild steel, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool delivers superior surface finishes and maximized \u003cstrong\u003etool life\u003c\/strong\u003e. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you ensure consistent performance in both continuous and interrupted cutting conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eUnderstanding the CNMG120408-TM Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Standard\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120408-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG432-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e0.8 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/32 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the T9125 grade improve cutting performance in steel?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is Tungaloy’s \"first choice\" for steel turning. It is engineered with a special substrate that offers high resistance to plastic deformation, combined with a thick alumina layer for heat resistance. The \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e (Medium) is designed with a balanced rake angle that lowers cutting pressure while maintaining edge strength. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a powerhouse in \u003cstrong\u003eprecision machining\u003c\/strong\u003e, providing consistent results whether you are performing semi-finishing or light roughing. Its ability to resist flank wear and cratering makes it the ultimate grade for high-speed, 24\/7 \u003cstrong\u003eCNC machining\u003c\/strong\u003e environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 350 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.45 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.5 - 4.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For best chip control with the -TM breaker, maintain a feed rate above 0.2 mm\/rev.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Workhorse\"\u003c\/strong\u003e - \u003cem\u003eMark D., USA\u003c\/em\u003e\u003cbr\u003e\"T9125 is my go-to for general steel. The CNMG120408-TM handles interrupted cuts on 4140 steel without any chipping. Predictable life is key for us.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Perfect Chip Control\"\u003c\/strong\u003e - \u003cem\u003eHans W., Germany\u003c\/em\u003e\u003cbr\u003e\"Switched to Tungaloy and the chip nesting issues on our CNC lathes disappeared. The -TM breaker breaks the chips perfectly even at lower depths.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Production\"\u003c\/strong\u003e - \u003cem\u003eMatteo L., Italy\u003c\/em\u003e\u003cbr\u003e\"Consistent results across every batch. The Japan-made quality shows in the surface finish of our shafts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Very Tough\"\u003c\/strong\u003e - \u003cem\u003eKenji T., Japan\u003c\/em\u003e\u003cbr\u003e\"High stability even under high-load conditions. The CVD coating on this T9125 grade is very impressive.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan L., Singapore\u003c\/em\u003e\u003cbr\u003e\"100% authentic Tungaloy stock. Best pricing for high-end precision tooling. Fast shipping and excellent performance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9115 for general purpose?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes. While T9115 is faster in continuous cuts, T9125 is more versatile as it provides much better stability during interrupted cuts and varying steel hardness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is a specialist for Steel (P). For M-class (Stainless), Tungaloy's AH series or specialized stainless grades should be used for optimal results.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the best depth of cut for the -TM breaker?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The -TM (Medium) breaker is most effective between 0.5mm and 4.5mm. For very light finishing passes below 0.5mm, the -TS breaker might be better suited.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Advantage\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in steel, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the benchmark for reliability. Its multi-layer coating provides a massive heat barrier, allowing you to maintain stable \u003cstrong\u003etool life\u003c\/strong\u003e even in high-load scenarios where PVD coatings might fail prematurely.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148831391916,"sku":"CNMG120408-TM T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120408-TM_T9125_CVD_Turning_Insert_for_Steel_CNC_Machining.jpg?v=1773630119"},{"product_id":"tungaloy-cnmg120412-th-t9125-heavy-interrupted-carbide-insert","title":"Tungaloy CNMG120412-TH T9125 Heavy Interrupted Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120412-TH T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eMaximum Edge Stability | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most durable carbide insert for heavy interrupted cuts in steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120412-TH T9125\u003c\/strong\u003e is a high-strength \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e specifically engineered to thrive in the most demanding steel (P-class) machining environments. Featuring the \u003cstrong\u003eT9125 grade\u003c\/strong\u003e, Tungaloy's leading solution for steel turning, this insert utilizes a thick alumina coating layer that provides a massive thermal barrier against high-friction heat. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the robust \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e, which offers a reinforced cutting edge and a 1.2mm corner radius for maximum shock resistance during heavy interrupted cuts. Whether you are performing \u003cstrong\u003eCNC machining\u003c\/strong\u003e on rough forgings, alloy steel, or parts with surface scale, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool delivers superior \u003cstrong\u003etool life\u003c\/strong\u003e and unmatched stability. By implementing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you ensure reliable performance even in highly unstable machining conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120412-TH Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TH\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHeavy Rough\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120412-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG433-TH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the -TH chipbreaker improve tool life in heavy cutting?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is Tungaloy's \"first choice\" for steel, featuring high resistance to plastic deformation. The \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e (Heavy) is the definitive choice for roughing and interrupted cutting. It features a wider T-land and a blunt cutting edge designed to absorb physical impact where standard geometries would fail. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, the 1.2mm radius provides exceptional edge strength, allowing for high feed rates and deep passes (ap). This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is perfect for \u003cstrong\u003eCNC machining\u003c\/strong\u003e operators who need a reliable edge when dealing with weldments, cross-holes, or non-uniform workpiece surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 280 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.30 - 0.60 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 2.0 - 5.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: When using the 1.2mm radius for heavy roughing, ensure your machine has sufficient horsepower to maintain constant torque.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Incredible Edge Toughness\"\u003c\/strong\u003e - \u003cem\u003eJames W., USA\u003c\/em\u003e\u003cbr\u003e\"I used these on large alloy steel shafts with cross-holes. The CNMG120412-TH didn't chip once. T9125 is very stable under impact.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Handles Scale Easily\"\u003c\/strong\u003e - \u003cem\u003eGuenther L., Germany\u003c\/em\u003e\u003cbr\u003e\"Perfect for roughing forgings. The heavy radius and -TH breaker make a huge difference in edge longevity. Japan-made quality shows.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Heavy Feed\"\u003c\/strong\u003e - \u003cem\u003eMatteo V., Italy\u003c\/em\u003e\u003cbr\u003e\"Pushes through heavy material with very predictable wear. The coating on the T9125 grade is very heat resistant.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent Performance\"\u003c\/strong\u003e - \u003cem\u003eHiroshi K., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy standard reliability. If the cut is interrupted, the -TH is the only geometry I trust to keep the machine running.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original \u0026amp; High Quality\"\u003c\/strong\u003e - \u003cem\u003eArjun S., India\u003c\/em\u003e\u003cbr\u003e\"100% authentic Tungaloy stock. Best pricing for these heavy-duty inserts. Fast delivery and perfect performance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use the -TH breaker for semi-finishing?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The -TH is designed for heavy roughing. For semi-finishing with a better surface finish, we recommend switching to the -TM chipbreaker.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose T9125 over T9115?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is for high-speed continuous cuts. T9125 is more versatile and provides much higher stability for interrupted cuts or varying steel hardness.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the 1.2mm radius?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: A larger radius (1.2mm) increases edge strength and allows for higher feed rates, which is essential for heavy-duty material removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Resilience\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e under unstable conditions, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the benchmark. The -TH geometry turns a fragile edge into a structural powerhouse, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e remains high even when the cut is anything but smooth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43148915048620,"sku":"CNMG120412-TH T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120412-TH_T9125_Turning_Insert_for_Heavy_Interrupted_Steel_Machining.jpg?v=1773644124"},{"product_id":"tungaloy-cnmg120416-th-t9125-heavy-interrupted-turning-insert","title":"Tungaloy CNMG120416-TH T9125 Heavy-Duty CVD Coated Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG120416-TH T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eExtreme Edge Strength | Premium CVD T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best insert for heavy roughing and interrupted cuts in steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG120416-TH T9125\u003c\/strong\u003e is a high-durability \u003cstrong\u003eheavy-duty CVD coated carbide turning insert\u003c\/strong\u003e designed specifically for extreme material removal in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e features Tungaloy’s specialized multi-layered coating technology, providing a robust thermal shield and superior wear resistance under high-impact conditions. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e (Heavy-duty), which utilizes a reinforced cutting edge and a large 1.6mm corner radius to prevent chipping during interrupted cuts. Whether you are dealing with rough forgings, heavy scale, or large-diameter \u003cstrong\u003eCNC machining\u003c\/strong\u003e tasks, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures maximized \u003cstrong\u003etool life\u003c\/strong\u003e and process reliability. By implementing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you achieve the highest level of stability in unstable cutting environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG120416-TH Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e12.9mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e4.76mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.6mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TH\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHeavy Rough\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG120416-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG434-TH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e12.7 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/2 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.6 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/16 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy use the 1.6mm radius for steel roughing?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is engineered to withstand plastic deformation at high temperatures. However, when the cutting becomes unstable, the 1.6mm corner radius of the \u003cstrong\u003eCNMG120416-TH\u003c\/strong\u003e provides the necessary physical reinforcement to keep the edge intact. The \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e (Heavy) features a wide T-land that significantly increases edge strength compared to general-purpose breakers. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels in roughing cycles where deep cuts (ap) and high feed rates are required. It is the \"heavy lifter\" for \u003cstrong\u003eCNC machining\u003c\/strong\u003e operators who need to prioritize process security over a mirror finish, making it the perfect choice for the first stage of material removal on large steel parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 120 - 280 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.35 - 0.70 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 2.5 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For heavy interrupted roughing, increase the feed rate (f) slightly to engage the full strength of the -TH breaker's land.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Heavy-Duty Workshops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Ultimate Roughing Insert\"\u003c\/strong\u003e - \u003cem\u003eJames H., USA\u003c\/em\u003e\u003cbr\u003e\"We rough large forgings with these. The 1.6mm radius combined with the -TH breaker is bulletproof. T9125 grade handles the scale without chipping.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Predictable Wear\"\u003c\/strong\u003e - \u003cem\u003eKlaus F., Germany\u003c\/em\u003e\u003cbr\u003e\"Handles interrupted cuts better than any other brand. Japan-made quality you can trust. Tool life is very consistent.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for High Feeds\"\u003c\/strong\u003e - \u003cem\u003eLuca S., Italy\u003c\/em\u003e\u003cbr\u003e\"The -TH breaker clears chips well at 0.5mm feed. It’s a very robust insert for high-volume material removal.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Performance\"\u003c\/strong\u003e - \u003cem\u003eHiroshi M., Japan\u003c\/em\u003e\u003cbr\u003e\"Standard for our roughing operations. Tungaloy's T9125 provides a great balance between toughness and heat resistance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eArjun R., India\u003c\/em\u003e\u003cbr\u003e\"Original Tungaloy stock. Best pricing for heavy roughing inserts. Shipping was fast and performance is excellent.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for finishing passes?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The -TH is a roughing breaker. Due to the 1.6mm radius and blunt land, it may cause vibration on light finishing passes. Use the -TS or -TM for finishing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9135 for interruptions?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is the general balance for steel. If you have extreme interruptions (like keyed shafts), T9135 is tougher, but T9125 offers better speed capability.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What tool holder fits this insert?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: This fits any standard ISO holder designed for CNMG 1204 inserts, such as DCLNR or MCLNR styles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Resilience\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e under unstable conditions, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the benchmark. The -TH geometry turns a fragile edge into a structural powerhouse, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e remains high even when the cut is anything but smooth.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149079937196,"sku":"CNMG120416-TH T9125","price":82.76,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG120416-TH_T9125_Turning_Insert_with_1.6mm_Radius_for_Heavy_Roughing.jpg?v=1773644328"},{"product_id":"tungaloy-cnmg160608-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG160608 T9125 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG160608 T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eThe Ultimate Steel Turning Solution | CVD Coated T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best carbide grade for medium speed steel turning?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG160608 T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e engineered for exceptional reliability in medium-speed steel machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e features Tungaloy’s specialized PremiumTec surface technology, which provides a thick, heat-resistant coating layer that drastically reduces crater wear and plastic deformation. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a powerhouse for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of carbon and alloy steels, offering a unique balance of edge toughness and wear resistance. With a robust 0.8mm corner radius and a 16mm edge length, it is designed for stability in heavy-duty applications. Whether you are performing continuous or slightly interrupted cuts, this \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert ensures a predictable and extended \u003cstrong\u003etool life\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eBreaking Down the CNMG160608 T9125 Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e16.1mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eT9125\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eGrade Design.\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Feature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Designation\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG160608\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG542\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e15.875 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e5\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInsert Thickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6.35 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the CNMG1606 thickness better for heavy-duty steel turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is the ultimate \"versatile\" grade for the steel (P) category. Its thick Al2O3 layer acts as a massive thermal barrier, which is essential for \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e success in \u003cstrong\u003eCNC machining\u003c\/strong\u003e of large diameter steel workpieces. Unlike the thinner 1204 size, the \u003cstrong\u003eCNMG160608\u003c\/strong\u003e boasts a 6.35mm thickness, providing increased mass to absorb vibration and heat during heavy roughing. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e excels where others fail—providing stable chip control and preventing catastrophic edge failure in tougher alloy steels. It is the definitive choice for \u003cstrong\u003eprecision machining\u003c\/strong\u003e where high productivity and long \u003cstrong\u003etool life\u003c\/strong\u003e are the primary goals.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125 Grade\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e applications:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 320 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.15 - 0.50 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.0 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Optimization Tip: For higher speeds, ensure stable clamping and high-pressure coolant to maximize the CVD coating's thermal efficiency.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliability is top tier\"\u003c\/strong\u003e - \u003cem\u003eJames H., UK\u003c\/em\u003e\u003cbr\u003e\"T9125 is my go-to for general steel turning. The CNMG16 size has enough mass to handle our heavy shaft roughing without vibrating. Great tool life.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Predictable wear\"\u003c\/strong\u003e - \u003cem\u003eHiroshi K., Japan\u003c\/em\u003e\u003cbr\u003e\"Very consistent performance. I can schedule my tool changes accurately because the CVD coating wears so predictably in carbon steel.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for alloy steels\"\u003c\/strong\u003e - \u003cem\u003eMark D., USA\u003c\/em\u003e\u003cbr\u003e\"I use these on 4340 and they hold up very well. The 16mm edge is tough enough for some light interruptions too.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Fast machining, high quality\"\u003c\/strong\u003e - \u003cem\u003eMatteo L., Italy\u003c\/em\u003e\u003cbr\u003e\"Exactly as advertised. The surface finish is excellent for a roughing insert. Authentic Tungaloy Japan quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original product \u0026amp; fast delivery\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"The genuine Tungaloy 160608 inserts are perfect for our heavy duty CNC lathes. Highly recommend this seller.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eMachinist Technical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can T9125 handle interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes, T9125 is the toughest CVD grade in the T9100 series, making it much better for light to medium interruptions compared to T9115.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What holder is used for CNMG1606?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: These require any standard **DCLNR16** or **MCLNR16** turning holder. Note these are larger than the standard 12mm holders.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is this insert good for stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: While it can cut stainless, CVD grades like T9125 are optimized for Steel (P). For best results in Stainless (M), use PVD grades like AH725.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD vs. PVD for Steel\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry standard. Its thicker coating provides the necessary heat shield to maintain high cutting speeds and maximize \u003cstrong\u003etool life\u003c\/strong\u003e in continuous CNC operations, outperforming thinner PVD coatings in bulk material removal.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Industrial Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149080559788,"sku":"CNMG160608 T9125","price":114.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG160608_T9125_Carbide_Turning_Insert_with_0.8mm_Radius.jpg?v=1773624320"},{"product_id":"tungaloy-cnmg160612-t9125-cvd-carbide-turning-insert","title":"Tungaloy CNMG160612 T9125 CVD Coated Carbide Turning Insert for Steel","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG160612 T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHeavy-Duty Steel Turning | Robust 1.2mm Radius | Premium CVD T9125 Grade\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhy is T9125 the most reliable grade for interrupted steel cuts?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG160612 T9125\u003c\/strong\u003e is a high-performance \u003cstrong\u003eCVD coated carbide turning insert\u003c\/strong\u003e designed for high-efficiency machining in carbon and alloy steels. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is the toughest in the T9100 series, featuring an optimized substrate and a thick, heat-resistant coating that prevents edge chipping during interrupted cuts. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is a staple for \u003cstrong\u003eCNC machining\u003c\/strong\u003e of large workpieces where stability is critical. With its robust 1.2mm corner radius and 16mm edge length, it provides the ultimate edge strength for heavy roughing and semi-finishing. Made in Japan, this insert is a premier \u003cstrong\u003eprecision machining\u003c\/strong\u003e solution for workshops aiming to maximize \u003cstrong\u003etool life\u003c\/strong\u003e and process reliability in demanding industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG160612 T9125 Technical Code\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eDouble Sided\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e16\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e16.1mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eT9125\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eGrade Series\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Conversion\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eTechnical Feature\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric (Standard)\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Equiv.\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG160612\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG543\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e15.875 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e5\/8 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eHow does the 1.2mm radius benefit high-feed steel turning?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e provides a thick Al2O3 coating layer that acts as a superior thermal barrier. This \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e industry favorite is widely implemented in \u003cstrong\u003eCNC machining\u003c\/strong\u003e for roughing operations on carbon and alloy steels. The \u003cstrong\u003eCNMG160612\u003c\/strong\u003e geometry is specifically built with a 1.2mm corner radius to handle higher feed rates and deeper depths of cut without sacrificing edge integrity. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is ideal for large diameter turning where cutting forces are high. The 6.35mm insert thickness provides the mass required to minimize thermal deformation, ensuring consistent \u003cstrong\u003eprecision machining\u003c\/strong\u003e and an industry-leading \u003cstrong\u003etool life\u003c\/strong\u003e in tough conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 320 m\/min (depending on material hardness)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.20 - 0.60 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.5 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For interrupted cuts, slightly decrease the cutting speed while maintaining a steady feed to protect the coating.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global CNC Workshops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Extreme stability on forged steel\"\u003c\/strong\u003e - \u003cem\u003eMark B., Germany\u003c\/em\u003e\u003cbr\u003e\"We use these for our large crankshaft roughing. The 1.2mm radius is incredibly strong, and the T9125 grade handles the interruptions without chipping.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent and predictable\"\u003c\/strong\u003e - \u003cem\u003eHiroshi M., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy Japan quality is evident. Predictable tool life means less machine downtime. Perfect for our automated steel production line.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for deep cuts\"\u003c\/strong\u003e - \u003cem\u003eDavid L., USA\u003c\/em\u003e\u003cbr\u003e\"The 1606 thickness is a game changer for heat dissipation. We run deep passes on 4140 steel and these inserts don't flinch.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best value for large parts\"\u003c\/strong\u003e - \u003cem\u003eMatteo V., Italy\u003c\/em\u003e\u003cbr\u003e\"For large diameter turning, nothing beats T9125. Very stable cutting edge even at higher feed rates. Authentic product.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original and fast shipping\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock. Arrived quickly and performs exactly like the catalog specs. Will be buying these regularly.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eMachinist Technical Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the difference between T9115 and T9125?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9115 is for continuous high-speed turning. T9125 is tougher and optimized for medium speeds and interrupted cuts, making it more versatile.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What tool holder fits the CNMG1606 size?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: These inserts fit standard **DCLNR16** or **MCLNR16** turning holders. Always check that your holder is designed for 16mm edge length.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is this good for finishing?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The 1.2mm radius is primarily for roughing and semi-finishing. For super finishing with a low surface Ra, a 0.4mm radius is typically preferred.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD vs. PVD for Steel\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003ehigh-efficiency steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry benchmark. Its thick coating provides a massive heat shield, allowing for the high surface speeds and deep cuts necessary to achieve elite \u003cstrong\u003etool life\u003c\/strong\u003e and productivity levels.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149091111084,"sku":"CNMG160612-TH T9125","price":114.52,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG160612_T9125_Carbide_Turning_Insert_with_1.2mm_Corner_Radius.jpg?v=1773624522"},{"product_id":"tungaloy-cnmg190608-tm-t9125-heavy-duty-carbide-insert","title":"Tungaloy CNMG190608-TM T9125 Heavy-Duty CVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG190608-TM T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHeavy-Duty Steel Machining | Premium CVD T9125 Grade | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most reliable insert for heavy-duty steel turning on large CNC lathes?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG190608-TM T9125\u003c\/strong\u003e is a high-strength, \u003cstrong\u003eheavy-duty CVD coated carbide turning insert\u003c\/strong\u003e designed for large-scale steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e represents Tungaloy’s most advanced balance of toughness and wear resistance, featuring a thick multi-layered coating that serves as a thermal shield against high-friction heat. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e utilizes the 19mm edge length for deep cuts and high-stability performance. Equipped with the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, it ensures excellent chip control in medium cutting applications. Whether you are focused on \u003cstrong\u003eCNC machining\u003c\/strong\u003e of large carbon steel forgings or high-alloy steel components, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool delivers a consistent surface finish and maximized \u003cstrong\u003etool life\u003c\/strong\u003e. By integrating this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you achieve unparalleled stability in high-productivity industrial environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG190608-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e19\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e19.3mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0.8mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Standard\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG190608-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG642-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e19.05 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eThickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6.35 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the T9125 grade the \"first choice\" for steel?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is Tungaloy's benchmark for steel turning. It features \"PremiumTec\" surface technology which provides a smooth coating surface to reduce chip welding. The \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e is a medium-range geometry that provides a wide application area. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e operators, this \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e offers the edge strength needed for deep passes (ap) while the 0.8mm radius maintains a high surface quality. This specific 1906 size is built for stability, making it ideal for \u003cstrong\u003eprecision machining\u003c\/strong\u003e where vibration must be suppressed in large workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 320 m\/min (Steel)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.20 - 0.50 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.0 - 6.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For heavy-duty 19mm inserts, ensure your machine has high horsepower to maintain RPM during deep roughing.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Machinists\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Extreme Stability\"\u003c\/strong\u003e - \u003cem\u003eDavid B., USA\u003c\/em\u003e\u003cbr\u003e\"We use these for large shaft turning. The CNMG1906 is so much more stable than smaller inserts. T9125 grade is incredibly tough.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Reliable Tool Life\"\u003c\/strong\u003e - \u003cem\u003eKlaus M., Germany\u003c\/em\u003e\u003cbr\u003e\"Predictable wear is why we buy Tungaloy. These Japan-made inserts handle interrupted cuts on 4140 steel without any issues.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Chip Breaking\"\u003c\/strong\u003e - \u003cem\u003eLuca R., Italy\u003c\/em\u003e\u003cbr\u003e\"The -TM breaker works great for our medium-roughing passes. No long birds-nests, just clean, broken chips.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Superior CVD Finish\"\u003c\/strong\u003e - \u003cem\u003eKenji S., Japan\u003c\/em\u003e\u003cbr\u003e\"Very high heat resistance. Even with heavy cuts, the edge remains sharp and the dimension of the part stays within tolerance.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eAhmed K., UAE\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy. Best price for this size. Fast shipping and the performance matches the technical catalog exactly.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use T9125 for machining cast iron?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: While optimized for Steel (P), T9125 also shows excellent performance in ductile cast iron (K) due to its high coating adhesion.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is this insert suitable for finishing passes?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The CNMG1906 size is generally for roughing and semi-finishing. For light finishing, consider using a smaller radius or Tungaloy's -TS chipbreaker.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose T9125 over T9115?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: T9125 is the more versatile \"general-purpose\" grade. If your operation includes interrupted cuts or varying steel hardness, T9125 provides more stability than T9115.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating Stability\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eprecision machining\u003c\/strong\u003e in large-scale production, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry standard. Its thick, multi-layer coating provides a massive heat barrier, ensuring stable \u003cstrong\u003etool life\u003c\/strong\u003e and preventing catastrophic edge failure in high-load scenarios.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149092290732,"sku":"CNMG190608-TM T9125","price":182.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG190608-TM_T9125_CVD_Coated_Turning_Insert_for_Large_CNC_Lathe_Steel_Machining.jpg?v=1773643099"},{"product_id":"tungaloy-cnmg190612-th-t9125-heavy-duty-carbide-insert","title":"Tungaloy CNMG190612-TH T9125 Heavy-Duty Interrupted Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG190612-TH T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eExtreme Roughing Stability | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the strongest insert for extra-heavy interrupted cutting?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG190612-TH T9125\u003c\/strong\u003e is a massive, high-impact \u003cstrong\u003eheavy-duty CVD coated carbide turning insert\u003c\/strong\u003e specifically engineered for large-scale material removal in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy’s premier solution for high-heat stability, featuring a specialized thick alumina layer that acts as a thermal shield during aggressive dry or wet cutting. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e utilizes the specialized \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e, designed with a significantly reinforced T-land and a blunt cutting edge to withstand the massive physical shocks of interrupted roughing and surface scale. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e of large-diameter shafts, heavy forgings, and welded structures, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e insert provides unmatched \u003cstrong\u003etool life\u003c\/strong\u003e and edge integrity. By selecting this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you ensure maximum security for your most expensive heavy-duty workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG190612-TH Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e19\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e19.3mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TH\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHeavy Rough\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG190612-TH\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG643-TH\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e19.05 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the 1906 size preferred for massive metal removal?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eCNMG190612-TH\u003c\/strong\u003e is a larger format insert with a thickness of 6.35mm, providing significantly higher rigidity and thermal capacity than the common 1204 size. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, the 1.2mm radius offers a balance of edge strength and material throughput. The \u003cstrong\u003e-TH chipbreaker\u003c\/strong\u003e (Heavy-duty) is the definitive choice for roughing operations where the machine is pushed to its limits. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features a specialized geometry that breaks thick, heavy chips even at high feed rates, preventing chip bird-nesting on large-scale \u003cstrong\u003eCNC machining\u003c\/strong\u003e lathes. The \u003cstrong\u003eT9125 CVD grade\u003c\/strong\u003e ensures that even at these massive depths of cut, the edge remains sharp and thermally stable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 100 - 260 m\/min\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.40 - 0.80 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 3.0 - 9.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Ensure your tool holder has the maximum clamping force. For massive cuts with a 19.05 IC, high-rigidity 32mm or 40mm shank holders are recommended.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global Heavy-Duty Workshops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Absolute Beast for Roughing\"\u003c\/strong\u003e - \u003cem\u003eRobert T., USA\u003c\/em\u003e\u003cbr\u003e\"We rough large alloy forgings. The CNMG190612-TH handles interruptions that would shatter a 1204 insert in seconds. T9125 is rock solid.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Unbeatable Stability\"\u003c\/strong\u003e - \u003cem\u003eGerd H., Germany\u003c\/em\u003e\u003cbr\u003e\"Large-scale turning requires reliability. Tungaloy's Japan-made inserts provide the consistent tool life we need for our shifts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Scale \u0026amp; Voids\"\u003c\/strong\u003e - \u003cem\u003eMatteo B., Italy\u003c\/em\u003e\u003cbr\u003e\"Handles castings with heavy scale perfectly. The 1906 size really dissipates the heat well.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"High Metal Removal\"\u003c\/strong\u003e - \u003cem\u003eKenji Y., Japan\u003c\/em\u003e\u003cbr\u003e\"We can push the depth of cut to 8mm without any edge failure. The -TH breaker design is very impressive for heavy steel work.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Authentic Quality\"\u003c\/strong\u003e - \u003cem\u003eSuresh K., India\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy stock. Best pricing for these large roughing inserts. Perfect for our heavy engineering projects.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use this for semi-finishing?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The -TH is a roughing breaker. While it can do semi-finishing, the edge is blunt for toughness. For a cleaner finish, we recommend the -TM breaker.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9135 for extreme interruptions?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is the general standard. T9135 is tougher but runs at lower speeds. For most heavy-duty CNC machining, T9125 offers the best productivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the benefit of the 19.05mm IC size?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The larger inscribed circle (IC) means a physically larger insert, which allows for much higher cutting forces and better heat dissipation in large parts.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Tip: Maximizing Tool Life in Heavy Roughing\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eheavy material removal\u003c\/strong\u003e, prioritize edge stability. The \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) combined with the -TH geometry is built for process security. Ensure rigid machine setups to truly unlock the metal removal potential of the CNMG1906 series.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149093109932,"sku":"CNMG190612-TH T9125","price":179.87,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG190612-TH_T9125_Carbide_Turning_Insert_for_Large-Scale_Heavy_Roughing.jpg?v=1773644564"},{"product_id":"tungaloy-cnmg190612-ths-t9125-heavy-interrupted-carbide-insert","title":"Tungaloy CNMG190612-THS T9125 Heavy Interrupted Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG190612-THS T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eMaximum Impact Resistance | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the best insert for extreme interrupted roughing in steel?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG190612-THS T9125\u003c\/strong\u003e is a massive, extra-durable \u003cstrong\u003eheavy-duty CVD coated carbide turning insert\u003c\/strong\u003e engineered for high-impact material removal. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy’s premier solution for steel (P-class) machining, featuring a specialized multi-layered coating that acts as a thermal shield under high-friction conditions. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is equipped with the \u003cstrong\u003e-THS chipbreaker\u003c\/strong\u003e, which is a specialized evolution of the TH geometry designed with a reinforced land to handle severe interrupted cuts, heavy scale, and non-uniform surfaces. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e of large-scale forgings or heavy alloy steel shafts, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e tool ensures maximized \u003cstrong\u003etool life\u003c\/strong\u003e and process security. By choosing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized solution, you gain the mechanical strength required for deep roughing passes in unstable environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG190612-THS Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e19\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e19.05mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-THS\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eStable Rough\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eStandard Detail\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eISO \/ ANSI Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG190612-THS\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG643-THS\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e19.05 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eThickness (S)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e6.35 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is the -THS breaker superior for stability?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is renowned for its resistance to plastic deformation. When combined with the \u003cstrong\u003e-THS chipbreaker\u003c\/strong\u003e, it becomes a powerhouse for heavy engineering. The \"S\" in THS stands for enhanced Stability—featuring an optimized land angle that prevents micro-chipping even when the tool encounters interrupted surfaces at high speeds. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e, the 1.2mm corner radius provides immense structural strength, allowing for high feed rates (f) and significant depths of cut (ap). This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is the first choice for \u003cstrong\u003eCNC machining\u003c\/strong\u003e on heavy-duty lathes where stopping for a broken insert is not an option.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 110 - 260 m\/min (Material dependent)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.35 - 0.75 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 2.5 - 8.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For massive workpieces, use the 1906 thickness to ensure maximum heat dissipation and prevent vibration.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Heavy Industrial Shops\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Extreme Stability\"\u003c\/strong\u003e - \u003cem\u003eJames D., USA\u003c\/em\u003e\u003cbr\u003e\"Using the 1906-THS on heavy forgings. The interrupted cuts don't even phase it. T9125 grade is incredibly reliable.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Best for Large Shafts\"\u003c\/strong\u003e - \u003cem\u003eKlaus B., Germany\u003c\/em\u003e\u003cbr\u003e\"We turned several 4140 shafts with heavy interruptions. Tool life was much better than our previous supplier. Japan-made quality.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great Metal Removal\"\u003c\/strong\u003e - \u003cem\u003eMarco S., Italy\u003c\/em\u003e\u003cbr\u003e\"The -THS breaker pulls a thick chip and breaks it well. Very secure for overnight runs on large lathes.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Standard Roughing Choice\"\u003c\/strong\u003e - \u003cem\u003eHiroshi T., Japan\u003c\/em\u003e\u003cbr\u003e\"Tungaloy excellence. For interrupted steel, the THS is my first recommendation to our shop floor.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Fast Delivery \u0026amp; Original\"\u003c\/strong\u003e - \u003cem\u003eTan M., Singapore\u003c\/em\u003e\u003cbr\u003e\"Genuine Tungaloy inserts. The 19mm size is perfect for heavy roughing. Performance is exactly per catalog.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What is the difference between -TH and -THS?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: The -THS is an evolution designed specifically for \"S\" (Stability). It features an even more robust land to survive extreme interruptions where the standard TH might chip.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I run this dry?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is a CVD grade with high thermal stability, so dry cutting is possible. However, coolant is recommended to help with chip evacuation during heavy roughing.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Why choose the 1906 size over the 1606?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The 1906 has a larger inscribed circle (19.05mm), allowing it to handle much higher cutting forces and larger depths of cut in heavy-duty machinery.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating for Heavy Impact\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eheavy material removal\u003c\/strong\u003e on large parts, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the industry benchmark. The -THS geometry turns a fragile edge into a structural powerhouse, ensuring your \u003cstrong\u003etool life\u003c\/strong\u003e stays high even when the cut is unstable.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149099696300,"sku":"CNMG190612-THS T9125","price":177.57,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG190612-THS_T9125_Turning_Insert_for_Extreme_Interrupted_Steel_Cutting.jpg?v=1773644835"},{"product_id":"tungaloy-cnmg190612-tm-t9125-heavy-duty-turning-insert","title":"Tungaloy CNMG190612-TM T9125 Heavy-Duty CVD Coated Carbide Turning Insert","description":"\u003cdiv style=\"font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif; color: #333; line-height: 1.6; max-width: 950px; margin: auto; border: 1px solid #e0e0e0; background-color: #fff; border-radius: 8px; overflow: hidden; user-select: none;\"\u003e\n\u003cdiv style=\"background-color: #47479f; color: #ffffff; padding: 45px 20px; text-align: center;\"\u003e\n\u003ch1 style=\"margin: 0; font-size: 28px; font-weight: bold; letter-spacing: 1px;\"\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy CNMG190612-TM T9125 Turning Insert\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHigh-Performance Heavy Machining | Premium CVD T9125 | Made in Japan\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; border-bottom: 3px solid #47479F; display: inline-block; padding-bottom: 5px;\"\u003eWhat is the most stable insert for heavy-duty steel turning on large CNC lathes?\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy CNMG190612-TM T9125\u003c\/strong\u003e is an elite-tier \u003cstrong\u003eheavy-duty CVD coated carbide turning insert\u003c\/strong\u003e designed for high-volume material removal in steel (P-class) machining. The \u003cstrong\u003eT9125 grade\u003c\/strong\u003e is Tungaloy's benchmark for reliability, combining a tough substrate with a thick alumina coating that excels in high-heat environments. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e features a 1.2mm corner radius for maximum edge strength during roughing operations. Equipped with the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e, it provides exceptional chip control in the medium-to-rough cutting range. Whether you are managing \u003cstrong\u003eCNC machining\u003c\/strong\u003e of heavy forgings or alloy steel bars, this Japan-made \u003cstrong\u003eprecision machining\u003c\/strong\u003e solution delivers a robust \u003cstrong\u003etool life\u003c\/strong\u003e and minimizes downtime. By utilizing this \u003cstrong\u003elong-tail keywords\u003c\/strong\u003e optimized insert, you ensure stable production even in challenging interrupted cutting conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eDecoding the CNMG190612-TM Technical Nomenclature\u003c\/h3\u003e\n\u003cdiv style=\"display: flex; flex-wrap: wrap; justify-content: center; gap: 10px;\"\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eC\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e80° Rhombic\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eN\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e0° Clearance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eM Tolerance\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole \u0026amp; Clamps\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e19\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e19.3mm Edge\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e06\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e6.35mm Thick\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003e1.2mm Radius\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 55px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 16px;\"\u003e-TM\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eMedium Cut\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eTechnical Specs: Metric vs. Imperial Comparison\u003c\/h3\u003e\n\u003cdiv style=\"overflow-x: auto;\"\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 15px;\"\u003e\n\u003cthead\u003e\n\u003ctr style=\"background-color: #47479f; color: white;\"\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eISO \/ ANSI Standard\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eMetric Designation\u003c\/th\u003e\n\u003cth style=\"padding: 12px; border: 1px solid #ddd; text-align: left;\"\u003eImperial Designation\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eProduct Model\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG190612-TM\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eCNMG643-TM\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eInscribed Circle (IC)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e19.05 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/4 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd; font-weight: bold;\"\u003eCorner Radius (RE)\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e1.2 mm\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003e3\/64 inch\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eWhy is T9125 the best carbide grade for large steel workpieces?\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e is engineered for maximum versatility. It features \"PremiumTec\" technology, which smooths the coating surface to prevent chip adhesion and crater wear. The 1.2mm radius on the \u003cstrong\u003eCNMG190612-TM\u003c\/strong\u003e provides the structural integrity required for high feed rates and deep roughing passes. For \u003cstrong\u003eCNC machining\u003c\/strong\u003e professionals, the \u003cstrong\u003e-TM chipbreaker\u003c\/strong\u003e is the definitive choice for medium machining, offering a balanced geometry that reduces cutting pressure without compromising the edge. This \u003cstrong\u003eindexable turning tool\u003c\/strong\u003e is highly effective in \u003cstrong\u003eprecision machining\u003c\/strong\u003e where thermal stability and mechanical toughness are critical to maintaining dimensional accuracy over long production cycles.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"margin: 0 30px; padding: 25px; background-color: #47479f; color: white; border-radius: 12px;\"\u003e\n\u003ch3 style=\"margin-top: 0; border-bottom: 1px solid rgba(255,255,255,0.4); padding-bottom: 10px;\"\u003eRecommended Cutting Parameters for T9125\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eP (Steel)\u003c\/strong\u003e and \u003cstrong\u003eK (Cast Iron)\u003c\/strong\u003e:\u003c\/p\u003e\n\u003cul style=\"list-style-type: disc; padding-left: 20px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Speed (Vc):\u003c\/strong\u003e 140 - 320 m\/min (Depending on alloy)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.25 - 0.60 mm\/rev\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 1.5 - 7.0 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: For heavy-duty turning with the 1906 size, ensure high machine rigidity and utilize high-pressure coolant to facilitate chip evacuation.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eFeedback from Global CNC Operators\u003c\/h3\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Incredible Stability\"\u003c\/strong\u003e - \u003cem\u003eDavid B., USA\u003c\/em\u003e\u003cbr\u003e\"The CNMG190612 is a monster. We use it for roughing large shafts and it doesn't vibrate at all. T9125 grade is incredibly tough for our interrupted cuts.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Perfect Chip Control\"\u003c\/strong\u003e - \u003cem\u003eLukas H., Germany\u003c\/em\u003e\u003cbr\u003e\"Even at 0.5mm feed, the -TM breaker clears the chips perfectly. Japan-made quality at its best. My tool life has doubled.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐ \u003cstrong\u003e\"Great for Heavy Roughing\"\u003c\/strong\u003e - \u003cem\u003eMatteo G., Italy\u003c\/em\u003e\u003cbr\u003e\"Very reliable performance on alloy steel. The 1.2mm radius is strong enough to take deep cuts without any edge chipping.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; margin-bottom: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Consistent \u0026amp; Reliable\"\u003c\/strong\u003e - \u003cem\u003eHiroshi K., Japan\u003c\/em\u003e\u003cbr\u003e\"Standard choice for our shop. Tungaloy T9125 resists cratering better than any other grade we have tested in mass production.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; background: white; padding: 15px; border-radius: 4px;\"\u003e\n\u003cp\u003e⭐⭐⭐⭐⭐ \u003cstrong\u003e\"Original Quality\"\u003c\/strong\u003e - \u003cem\u003eTan W., Singapore\u003c\/em\u003e\u003cbr\u003e\"Received genuine Tungaloy product. Best price for heavy-duty CVD inserts. Fast shipping and the performance matches the technical catalog exactly.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch3 style=\"color: #47479f; text-align: center;\"\u003eTechnical Tooling Q\u0026amp;A\u003c\/h3\u003e\n\u003cdiv style=\"margin-top: 25px;\"\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Can I use T9125 for machining stainless steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: T9125 is a specialist for Steel (P). For M-class (Stainless Steel), we recommend Tungaloy's AH series or specialized stainless grades for optimal tool life.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; margin-bottom: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: Is T9125 better than T9115 for interrupted cuts?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: Yes. T9115 is for high-speed continuous cuts. T9125 is the better all-rounder as it provides much higher toughness during interrupted or unstable cutting conditions.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border-left: 6px solid #47479F; background: #f4f4ff; padding: 15px; border-radius: 0 8px 8px 0;\"\u003e\n\u003cp style=\"font-weight: bold; margin: 0; color: #47479f;\"\u003eQ: What makes the 1906 size different from 1204?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: The 1906 size is much larger and thicker (6.35mm vs 4.76mm), providing significantly more stability and heat dissipation for heavy roughing on large workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"background-color: #47479f; color: white; padding: 25px; text-align: center; border-radius: 0 0 8px 8px;\"\u003e\n\u003ch4 style=\"margin: 0; font-size: 18px;\"\u003eExpert Insight: CVD Coating for Productivity\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eheavy-duty steel turning\u003c\/strong\u003e, \u003cstrong\u003eCVD Coated Carbide\u003c\/strong\u003e (T9125) is the gold standard. Its multi-layer heat barrier allows you to increase material removal rates while maintaining a predictable \u003cstrong\u003etool life\u003c\/strong\u003e, ensuring your \u003cstrong\u003eCNC machining\u003c\/strong\u003e operations remain profitable and efficient.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"font-size: 10px; color: #eee; text-align: center; margin-top: 5px;\"\u003e© Technical Content by cnchome-beyond.com - Japan Tooling Excellence\u003c\/p\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43149102350508,"sku":"CNMG190612-TM T9125","price":182.17,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_CNMG190612-TM_T9125_CVD_Coated_Turning_Insert_for_Heavy_Duty_CNC_Machining.jpg?v=1773643357"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/collections\/CNMG120404R-S_T9125.jpg?v=1775222097","url":"https:\/\/cnchome-beyond.com\/collections\/tungaloy-cn-80-diamond-negative-inserts-cnmg-cnma.oembed","provider":"CNCHome-Beyond","version":"1.0","type":"link"}