{"title":"Tungaloy YN YW Series 25° Rhombic Negative Inserts","description":"\u003c!--\n  Tungaloy YN\/YW 25° Rhombic Negative Collection Description\n  Collection: \/collections\/tungaloy-yn-yw-25-rhombic-negative-profiling-inserts\n  SKUs in catalog: 4 total\n    - 1 Genuine Tungaloy (YNMG160404-ZF T9125)\n    - 3 BEYOND house brand equivalents (YWMT16T304-ZM, YNMG160408-ZM, YNMG160404-ZM T9125)\n  Geometry families: YNMG (3) + YWMT (1)\n  Verified product handles: 4\/4 (all 200)\n  Hero\/CTA use inline styles + light backgrounds for Kalles theme compatibility\n  Generated: 2026-09-14\n--\u003e\n\u003cstyle\u003e\n  .mt-wrap { font-family: -apple-system, BlinkMacSystemFont, \"Segoe UI\", Roboto, sans-serif; color: #2b2b2b; line-height: 1.65; max-width: 1080px; margin: 0 auto; }\n  .mt-wrap * { box-sizing: border-box; }\n  .mt-wrap h1, .mt-wrap h2, .mt-wrap h3, .mt-wrap h4 { font-weight: 700; line-height: 1.25; margin: 0 0 .55em; }\n  .mt-wrap h1 { font-size: 30px; color: #00529b; border-bottom: 3px solid #00529b; 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font-weight: 600; }\n  .mt-table tr:nth-child(even) td { background: #f5f8fc; }\n  .mt-cta { background: #00529b; color: #fff; padding: 28px; border-radius: 8px; text-align: center; margin: 28px 0; }\n  .mt-cta a { color: #ffd86b; border-bottom-color: #ffd86b; font-weight: 600; }\n  .mt-cta h2 { color: #fff; border-left-color: #ffd86b; padding-left: 14px; }\n  details { background: #fff; border: 1px solid #d6e1ee; border-radius: 8px; padding: 12px 16px; margin: 10px 0; }\n  details summary { font-weight: 600; color: #00529b; cursor: pointer; padding: 4px 0; }\n  details[open] summary { margin-bottom: 8px; }\n  details p { margin: 8px 0; color: #2b2b2b; }\n  .mt-note { background: #fff8e1; border-left: 4px solid #ffa000; padding: 14px 18px; margin: 18px 0; border-radius: 4px; font-size: 14px; }\n  .mt-note strong { color: #b07000; }\n\u003c\/style\u003e\n\u003cdiv class=\"mt-wrap\"\u003e\n\u003c!-- HERO --\u003e\n\u003cdiv style=\"background: #f5f8fc; padding: 32px 28px; border-radius: 10px; border: 1px solid #d6e1ee; margin-bottom: 24px;\"\u003e\n\u003ch1 style=\"color: #00529b; border-bottom: 3px solid #00529b; padding-bottom: 12px; margin-bottom: 18px; font-size: 30px; font-weight: bold;\"\u003eYN \/ YW 25° Rhombic Negative Inserts — Ultra-Slim Profiling for Steel Finishing\u003c\/h1\u003e\n\u003cp style=\"font-size: 16px; color: #1a1a1a; margin: 0 0 14px;\"\u003e\u003cstrong\u003eYN 25° rhombic negative inserts\u003c\/strong\u003e provide the narrowest point angle in standard ISO turning geometry, making them the precision tool for ultra-slim profiling, contour finishing, and complex-shape work on steel where 35° \/ 55° \/ 80° geometries can't reach.\u003c\/p\u003e\n\u003cp style=\"font-size: 15px; color: #1a1a1a; margin: 0 0 8px;\"\u003eThis catalog covers \u003cstrong\u003e4 SKUs\u003c\/strong\u003e in IC 9.525 mm and IC 16.5 mm sizes with T9125 grade — including \u003cstrong\u003e1 genuine Tungaloy\u003c\/strong\u003e YNMG insert plus \u003cstrong\u003e3 BEYOND house-brand equivalents\u003c\/strong\u003e using the same ISO YN\/YW geometry and T9125-grade specifications.\u003c\/p\u003e\n\u003cdiv class=\"mt-stat-grid\"\u003e\n\u003cdiv class=\"mt-stat\"\u003e\n\u003cdiv class=\"num\"\u003e4\u003c\/div\u003e\n\u003cdiv class=\"label\"\u003eTotal SKUs\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-stat\"\u003e\n\u003cdiv class=\"num\"\u003e1\u003c\/div\u003e\n\u003cdiv class=\"label\"\u003eGenuine Tungaloy\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-stat\"\u003e\n\u003cdiv class=\"num\"\u003e3\u003c\/div\u003e\n\u003cdiv class=\"label\"\u003eBEYOND Equivalents\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-stat\"\u003e\n\u003cdiv class=\"num\"\u003e25°\u003c\/div\u003e\n\u003cdiv class=\"label\"\u003ePoint Angle\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"margin: 18px 0 0; font-size: 14px; color: #555;\"\u003eBrowse the \u003ca href=\"\/collections\/tungaloy-yn-yw-25-rhombic-negative-profiling-inserts\"\u003efull YN\/YW 25° rhombic negative catalog\u003c\/a\u003e, or jump to: \u003ca href=\"#genuine-tungaloy\"\u003eGenuine Tungaloy\u003c\/a\u003e · \u003ca href=\"#beyond-equivalents\"\u003eBEYOND Equivalents\u003c\/a\u003e · \u003ca href=\"#iso-decoder\"\u003eISO Code Decoder\u003c\/a\u003e · \u003ca href=\"#faq\"\u003eFAQ\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- COLLECTION COMPOSITION NOTE --\u003e\n\u003cdiv class=\"mt-note\"\u003e\n\u003cstrong\u003eCollection composition note\u003c\/strong\u003e: This collection mixes \u003cstrong\u003e1 genuine Tungaloy\u003c\/strong\u003e SKU (YNMG160404-ZF T9125 PVD-coated) with \u003cstrong\u003e3 BEYOND house-brand equivalents\u003c\/strong\u003e (using the same ISO YN\/YW geometry and T9125-grade specifications). The BEYOND inserts are manufactured to the same ISO 1832 standards as Tungaloy's YN\/YW family and are drop-in compatible with the same tool holders — typically priced 30–50% lower than the Tungaloy equivalent.\u003c\/div\u003e\n\u003c!-- ABOUT --\u003e\n\u003cdiv class=\"mt-section\"\u003e\n\u003ch2\u003eAbout YN \/ YW 25° Rhombic Negative Inserts\u003c\/h2\u003e\n\u003cp\u003eThe YN 25° rhombic (parallelogram) negative geometry is the most specialized insert shape in standard ISO turning. With a 25° point angle — narrower than 35° VN, 55° DN, or 80° CN — YN inserts provide \u003cstrong\u003eexceptional clearance for ultra-slim profiling, intricate contouring, and small-diameter internal features\u003c\/strong\u003e that wider geometries can't reach.\u003c\/p\u003e\n\u003cp\u003eKey advantages of the YN\/YW 25° geometry:\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum clearance\u003c\/strong\u003e for plunging, profiling, and contouring on long slender shafts and internal bores\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLowest radial cutting forces\u003c\/strong\u003e of any turning geometry — minimizes vibration and chatter on flexible workpieces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIdeal for Swiss-type lathes\u003c\/strong\u003e where the small tool envelope and high RPM demand minimal radial forces\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e4 cutting edges per insert\u003c\/strong\u003e (rhombic shape) — better economy than triangular TN (3 edges) at the same feed rates\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eYN tolerance\u003c\/strong\u003e = standard ISO tolerance. \u003cstrong\u003eYW tolerance\u003c\/strong\u003e = tighter (precision-ground for finishing)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eTungaloy\u003c\/strong\u003e (Iwate, Japan) supplies the YN family primarily in YNMG geometry with Z-class chipbreakers (ZM for medium, ZF for finishing). \u003cstrong\u003eBEYOND\u003c\/strong\u003e (our house brand) supplies compatible YNMG and YWMT inserts at significantly lower cost — both lines use the T9125 CVD\/PVD grade for steel profiling.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- GENUINE TUNGALOY --\u003e\n\u003ch2 id=\"genuine-tungaloy\"\u003eGenuine Tungaloy (1 SKU)\u003c\/h2\u003e\n\u003cp\u003eOne genuine Tungaloy insert in this catalog — the YNMG160404-ZF T9125 PVD-coated steel finishing insert.\u003c\/p\u003e\n\u003cdiv class=\"mt-cards\"\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/products\/tungaloy-ynmg160404-zf-t9125-carbide-insert\"\u003eTungaloy YNMG160404-ZF T9125 — Steel Finishing\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003ePVD-coated Tungaloy original with ZF (finishing) chipbreaker for the final pass on alloy steel shafts. Achieves Ra 0.4–0.8 µm at low feeds. \u003cstrong\u003eGenuine Tungaloy Japan\u003c\/strong\u003e in factory packaging.\u003c\/p\u003e\n\u003cdiv class=\"price\"\u003e$101.08\u003c\/div\u003e\n\u003cdiv class=\"meta\"\u003eYNMG · IC 9.525 mm · ZF chipbreaker · T9125 PVD (TiAlN) · \u003cstrong\u003eGenuine Tungaloy\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- BEYOND EQUIVALENTS --\u003e\n\u003ch2 id=\"beyond-equivalents\"\u003eBEYOND House-Brand Equivalents (3 SKUs)\u003c\/h2\u003e\n\u003cp\u003eThree BEYOND inserts in this collection use the same ISO 25° rhombic geometry and T9125-grade specifications as Tungaloy's YN family. Manufactured to ISO 1832 standards, they are drop-in compatible with the same DVJNR\/L, DVVNN, and A25S tool holders — typically priced 30–50% lower.\u003c\/p\u003e\n\u003cdiv class=\"mt-cards\"\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/products\/ynmg160408-zm-t9125\"\u003eYNMG160408-ZM T9125 (10pcs) — BEYOND\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eBEYOND 10-pack with ZM (medium) chipbreaker for steel profiling and light roughing. 0.8 mm corner radius balances edge strength and finish. ISO-compatible with Tungaloy YNMG inserts.\u003c\/p\u003e\n\u003cdiv class=\"price\"\u003e(see site)\u003c\/div\u003e\n\u003cdiv class=\"meta\"\u003eYNMG · IC 9.525 mm · ZM chipbreaker · T9125 CVD · 10-piece pack · \u003cstrong\u003eBEYOND\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/products\/ynmg160404-zm-t9125\"\u003eYNMG160404-ZM T9125 (10pcs) — BEYOND\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eBEYOND 10-pack with sharp 0.4 mm corner radius for steel finishing profiling. ZM chipbreaker with sharp edge geometry for cleaner cuts at low feeds.\u003c\/p\u003e\n\u003cdiv class=\"price\"\u003e(see site)\u003c\/div\u003e\n\u003cdiv class=\"meta\"\u003eYNMG · IC 9.525 mm · ZM chipbreaker · T9125 CVD · 10-piece pack · \u003cstrong\u003eBEYOND\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/products\/beyond-ywmt16t304-zm-t9125-carbide-insert\"\u003eBEYOND YWMT16T304-ZM T9125 — Large IC Steel Finishing\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eBEYOND large-IC insert (16.5 mm edge length) with 7° positive relief for low radial forces. Ideal for slender workpiece profiling and internal boring where vibration is a concern.\u003c\/p\u003e\n\u003cdiv class=\"price\"\u003e(see site)\u003c\/div\u003e\n\u003cdiv class=\"meta\"\u003eYWMT · IC 16.5 mm · ZM chipbreaker · T9125 CVD · 7° positive relief · \u003cstrong\u003eBEYOND\u003c\/strong\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cp style=\"text-align: center; margin: 20px 0;\"\u003e\u003ca href=\"\/collections\/tungaloy-yn-yw-25-rhombic-negative-profiling-inserts\" style=\"display: inline-block; background: #00529b; color: #fff; padding: 12px 24px; border-radius: 6px; font-weight: 600;\"\u003eView All 4 YN\/YW Inserts →\u003c\/a\u003e\u003c\/p\u003e\n\u003c!-- ISO CODE DECODER --\u003e\n\u003ch2 id=\"iso-decoder\"\u003eISO Code Decoder — YN \/ YW \/ YWMT Naming\u003c\/h2\u003e\n\u003cp\u003eThe Y-shape geometry uses the following ISO 1832 code structure. This decoder applies to all YN, YW, YNMG, YWMT, YNGG, YWGG inserts across Tungaloy, BEYOND, and other brands:\u003c\/p\u003e\n\u003ctable class=\"mt-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eCode\u003c\/th\u003e\n\u003cth\u003eMeaning\u003c\/th\u003e\n\u003cth\u003eOptions\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eY\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eInsert shape (parallelogram)\u003c\/td\u003e\n\u003ctd\u003eY = 25° rhombic, 35° lead\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eN \/ W\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eRelief angle (clearance)\u003c\/td\u003e\n\u003ctd\u003eN = 0° (no relief, sharp). \u003cstrong\u003eW = 7° positive relief\u003c\/strong\u003e (lower cutting forces)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eTolerance class\u003c\/td\u003e\n\u003ctd\u003eM = medium tolerance (standard ISO)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eG\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eHole + chipbreaker\u003c\/td\u003e\n\u003ctd\u003eG = cylindrical hole + chipbreaker on both faces\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\n\u003cstrong\u003eT\u003c\/strong\u003e (in YWMT)\u003c\/td\u003e\n\u003ctd\u003eInsert thickness designation\u003c\/td\u003e\n\u003ctd\u003eT = 3.97 mm (1\/6\" imperial)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e16 \/ 04 \/ 04\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eDimensions (IC × thickness × corner radius)\u003c\/td\u003e\n\u003ctd\u003e16 = 9.525 mm IC. 04 = thickness code. 04 = 0.4 mm radius. \u003cbr\u003e16.5 (in YWMT16T304) = 16.5 mm edge length\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eZM\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eChipbreaker family\u003c\/td\u003e\n\u003ctd\u003eZ = zero\/finishing-class breaker family. \u003cstrong\u003eZM\u003c\/strong\u003e = medium, \u003cstrong\u003eZF\u003c\/strong\u003e = finishing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c!-- APPLICATIONS --\u003e\n\u003ch2\u003eYN 25° Rhombic Negative — Typical Applications\u003c\/h2\u003e\n\u003cp\u003eThe YN 25° geometry is purpose-built for specialized operations where standard geometries can't reach:\u003c\/p\u003e\n\u003cdiv class=\"mt-cards-2\"\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003eUltra-Slim Profiling\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eForming deep profiles with steep walls — the narrow 25° point angle provides clearance for transitions where 35° VN or 55° DN would rub.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003eInternal Boring \u0026amp; Small Diameters\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eInternal profiling and finishing on small-diameter bores where the small tool envelope demands minimal radial forces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003eSwiss-Type Lathe Profiling\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eHigh-precision profiling on Swiss-type lathes for medical, electronics, and watch components where the small tool envelope and high RPM demand minimal radial forces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003eSlender Shaft Turning\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eTurning long, slender shafts (L\/D \u0026gt; 10:1) where wider geometries cause vibration and chatter. YN's low radial forces are ideal for flexible workpieces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003eMirror Finish Steel Profiling\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eZF (finishing) chipbreaker variants achieve Ra 0.4–0.8 µm on alloy steel profiles for hydraulic, sealing, and bearing-seat surfaces.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003ePrecision Mold \u0026amp; Die Work\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eForming precision profiles on mold and die components where intricate contours demand the narrowest possible geometry.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- COMPARISON TABLE --\u003e\n\u003ch2\u003eCross-Brand Comparison — Tungaloy vs BEYOND YN\/YW Inserts\u003c\/h2\u003e\n\u003cp\u003eThis collection is unique: it contains \u003cstrong\u003e1 genuine Tungaloy SKU\u003c\/strong\u003e and \u003cstrong\u003e3 BEYOND house-brand equivalents\u003c\/strong\u003e using identical ISO geometry. The table below compares the four SKUs side-by-side.\u003c\/p\u003e\n\u003ctable class=\"mt-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eSKU\u003c\/th\u003e\n\u003cth\u003eBrand\u003c\/th\u003e\n\u003cth\u003eGeometry\u003c\/th\u003e\n\u003cth\u003eIC\u003c\/th\u003e\n\u003cth\u003eCorner Radius\u003c\/th\u003e\n\u003cth\u003eChipbreaker\u003c\/th\u003e\n\u003cth\u003eGrade \/ Coating\u003c\/th\u003e\n\u003cth\u003eBest For\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eYNMG160404-ZF\u003c\/td\u003e\n\u003ctd\u003e\u003cstrong\u003eTungaloy\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYNMG (rhombic, 0° relief)\u003c\/td\u003e\n\u003ctd\u003e9.525 mm\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003eZF (finishing)\u003c\/td\u003e\n\u003ctd\u003eT9125 PVD TiAlN\u003c\/td\u003e\n\u003ctd\u003eSteel finishing, mirror surface\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYNMG160404-ZM\u003c\/td\u003e\n\u003ctd\u003eBEYOND\u003c\/td\u003e\n\u003ctd\u003eYNMG (rhombic, 0° relief)\u003c\/td\u003e\n\u003ctd\u003e9.525 mm\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003eZM (medium)\u003c\/td\u003e\n\u003ctd\u003eT9125 CVD\u003c\/td\u003e\n\u003ctd\u003eSteel finishing profiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYNMG160408-ZM\u003c\/td\u003e\n\u003ctd\u003eBEYOND\u003c\/td\u003e\n\u003ctd\u003eYNMG (rhombic, 0° relief)\u003c\/td\u003e\n\u003ctd\u003e9.525 mm\u003c\/td\u003e\n\u003ctd\u003e0.8 mm\u003c\/td\u003e\n\u003ctd\u003eZM (medium)\u003c\/td\u003e\n\u003ctd\u003eT9125 CVD\u003c\/td\u003e\n\u003ctd\u003eSteel medium profiling\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eYWMT16T304-ZM\u003c\/td\u003e\n\u003ctd\u003eBEYOND\u003c\/td\u003e\n\u003ctd\u003eYWMT (rhombic, 7° positive relief)\u003c\/td\u003e\n\u003ctd\u003e16.5 mm\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003eZM (medium)\u003c\/td\u003e\n\u003ctd\u003eT9125 CVD\u003c\/td\u003e\n\u003ctd\u003eSlender shafts, internal boring\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003cp\u003eFor the broader Tungaloy negative family, see \u003ca href=\"\/collections\/tungaloy-negative-turning-inserts\"\u003eTungaloy CNMG \/ DNMG \/ WNMG Negative Turning Inserts\u003c\/a\u003e.\u003c\/p\u003e\n\u003c!-- HOW TO CHOOSE --\u003e\n\u003cdiv class=\"mt-section\"\u003e\n\u003ch2\u003eHow to Choose the Right YN \/ YW Insert\u003c\/h2\u003e\n\u003cp\u003eSelecting the correct YN 25° rhombic insert involves four decisions:\u003c\/p\u003e\n\u003col\u003e\n\u003cli\u003e\n\u003cstrong\u003eRelief angle → YN vs YW\u003c\/strong\u003e: YN = 0° relief (stronger edge, sharper profile). YW = 7° positive relief (lower radial forces, better for slender workpieces).\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eChipbreaker → ZM vs ZF\u003c\/strong\u003e: ZM = medium chipbreaker for profiling and light roughing. ZF = finishing chipbreaker for final-pass mirror finishes.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eIC size → Tool holder\u003c\/strong\u003e: IC 9.525 mm (YNMG 16) fits standard 16 mm seats. IC 16.5 mm (YWMT 16) fits larger 22 mm seats for heavy-duty holders.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand → Tungaloy vs BEYOND\u003c\/strong\u003e: Choose \u003cstrong\u003eGenuine Tungaloy\u003c\/strong\u003e for OEM-spec assurance and brand authenticity. Choose \u003cstrong\u003eBEYOND\u003c\/strong\u003e for 30–50% cost savings on ISO-compatible equivalents.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003e\u003cstrong\u003eTip\u003c\/strong\u003e: For a single-SKU starter pack, choose the \u003ca href=\"\/products\/ynmg160408-zm-t9125\"\u003eYNMG160408-ZM T9125 (10pcs)\u003c\/a\u003e BEYOND pack as a versatile general-purpose profiling insert. For OEM-spec finishing, choose the \u003ca href=\"\/products\/tungaloy-ynmg160404-zf-t9125-carbide-insert\"\u003eTungaloy YNMG160404-ZF T9125\u003c\/a\u003e.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- FAQ --\u003e\n\u003ch2 id=\"faq\"\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails open=\"\"\u003e\n\u003csummary\u003eWhat's the difference between Tungaloy and BEYOND inserts in this collection?\u003c\/summary\u003e\n\u003cp\u003eThis collection contains a mix: \u003cstrong\u003e1 genuine Tungaloy\u003c\/strong\u003e SKU (YNMG160404-ZF T9125 PVD) and \u003cstrong\u003e3 BEYOND house-brand equivalents\u003c\/strong\u003e (YNMG160408-ZM, YNMG160404-ZM, YWMT16T304-ZM T9125). Both lines use the same ISO 1832 geometry codes and are drop-in compatible with the same DVJNR\/L, DVVNN, and A25S tool holders. The key differences are \u003cstrong\u003ecoating technology\u003c\/strong\u003e (Tungaloy PVD TiAlN vs BEYOND CVD TiCN-Al₂O₃), \u003cstrong\u003eedge preparation\u003c\/strong\u003e, and \u003cstrong\u003eprice\u003c\/strong\u003e (BEYOND is typically 30–50% lower than Tungaloy equivalent).\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhen should I use a 25° YN insert instead of 35° VN or 55° DN?\u003c\/summary\u003e\n\u003cp\u003eThe YN 25° geometry is the most specialized of all turning geometries. It provides \u003cstrong\u003emaximum clearance for ultra-slim profiling and intricate contour work\u003c\/strong\u003e that 35° VN, 55° DN, or 80° CN can't reach without rubbing. However, YN has \u003cstrong\u003ethe weakest cutting-edge strength\u003c\/strong\u003e of all geometries — so it's reserved for profiling and finishing, not heavy roughing. Use YN for ultra-slim profiling, internal boring, slender shafts, and Swiss-type lathe work. Use VN for general profiling, DN for profiling+light roughing, CN for heavy roughing.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat is the Z-class chipbreaker system?\u003c\/summary\u003e\n\u003cp\u003eThe Z-class chipbreakers (ZM, ZF, ZR, etc.) are Tungaloy's and BEYOND's \u003cstrong\u003efinishing-class chipbreaker family\u003c\/strong\u003e designed for low-feed, high-surface-finish operations on steel and stainless. \u003cstrong\u003eZM\u003c\/strong\u003e = medium (profiling, light roughing). \u003cstrong\u003eZF\u003c\/strong\u003e = finishing (final-pass mirror finishes). The Z-class geometry provides a sharper cutting edge with controlled chip flow at feeds typically below 0.20 mm\/rev. Z-class inserts complement the heavier T-class (TM, TS) and TH-class chipbreakers used in medium and heavy turning.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat does the \"W\" in YWMT mean?\u003c\/summary\u003e\n\u003cp\u003eThe \u003cstrong\u003e\"W\"\u003c\/strong\u003e in YWMT designates a \u003cstrong\u003e7° positive relief angle\u003c\/strong\u003e, which provides lower radial cutting forces compared to the standard YN (0° relief). The W variant is preferred for slender workpieces, internal boring, and Swiss-type lathe work where vibration and chatter are concerns. The trade-off is slightly reduced edge strength — YW inserts are not recommended for interrupted cuts or heavy roughing. YWMT (BEYOND's house brand) follows the same ISO designation.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eAre the BEYOND inserts the same quality as Tungaloy?\u003c\/summary\u003e\n\u003cp\u003eBEYOND inserts are manufactured to ISO 1832 standards and use comparable carbide substrates and coating technology (T9125 grade CVD\/PVD with TiCN-Al₂O₃ or TiAlN coatings). The key differences are: (1) BEYOND uses CVD coating where Tungaloy uses PVD on some premium lines, (2) BEYOND edge preparation may be less refined than Tungaloy's OEM-specified edge hone, and (3) BEYOND doesn't carry the OEM brand-marking authentication. For OEM-spec work (aerospace, medical, certified automotive), genuine Tungaloy is recommended. For general industrial turning where ISO-geometry compatibility is sufficient, BEYOND offers significant cost savings.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat tool holder do I need for YN\/YW 25° inserts?\u003c\/summary\u003e\n\u003cp\u003eYN 25° inserts (IC 9.525 mm) fit standard negative-rake tool holders designed for rhombic inserts. Common holders include Tungaloy \u003cstrong\u003eDVJNR\/L\u003c\/strong\u003e and \u003cstrong\u003eDVVNN\u003c\/strong\u003e series for external turning, and \u003cstrong\u003eA25S-DVUNR\/L\u003c\/strong\u003e for internal boring. For YWMT (IC 16.5 mm), use larger holders such as SYJNR\/L 2525M16. Browse our \u003ca href=\"\/pages\/turning-tool-holders\"\u003eturning tool holder catalog\u003c\/a\u003e for compatible options or contact us for holder recommendations.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c!-- CTA --\u003e\n\u003cdiv class=\"mt-cta\"\u003e\n\u003ch2\u003eNeed Help Choosing the Right YN\/YW Insert?\u003c\/h2\u003e\n\u003cp style=\"font-size: 15px; margin: 14px 0;\"\u003eTell us your workpiece material, profile complexity, and budget — we'll recommend the right Tungaloy, BEYOND, or combination solution within 24 hours.\u003c\/p\u003e\n\u003cp style=\"margin: 18px 0;\"\u003e\u003ca href=\"\/pages\/contact\" style=\"display: inline-block; background: #ffd86b; color: #00529b; padding: 12px 22px; border-radius: 6px; font-weight: bold; margin: 4px;\"\u003eRequest a Quote\u003c\/a\u003e \u003ca href=\"https:\/\/wa.me\/8615990663752\" style=\"display: inline-block; background: #fff; color: #00529b; padding: 12px 22px; border-radius: 6px; font-weight: bold; margin: 4px;\"\u003eWhatsApp a Specialist\u003c\/a\u003e \u003ca href=\"\/pages\/sample-catalogs\" style=\"display: inline-block; background: transparent; color: #ffd86b; padding: 12px 22px; border-radius: 6px; font-weight: bold; margin: 4px; border: 2px solid #ffd86b;\"\u003eDownload Grade Catalog\u003c\/a\u003e \u003ca href=\"\/collections\/tungaloy-negative-turning-inserts\" style=\"display: inline-block; background: transparent; color: #ffd86b; padding: 12px 22px; border-radius: 6px; font-weight: bold; margin: 4px; border: 2px solid #ffd86b;\"\u003eTungaloy Negative Family\u003c\/a\u003e\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- RELATED COLLECTIONS --\u003e\n\u003ch2\u003eRelated Tungaloy \u0026amp; BEYOND Negative Insert Catalogs\u003c\/h2\u003e\n\u003cdiv class=\"mt-cards-2\"\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/collections\/tungaloy-vn-35-diamond-negative-profiling-inserts-vnmg\"\u003eTungaloy VN 35° Diamond Negative\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eThe wider 35° profiling alternative. VNMG 8 SKUs in stock for steel profiling with T9115\/T9125\/NS9530 grades.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eVNMG · 35° Diamond Negative · 8 SKUs\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/collections\/tungaloy-dn-55-diamond-turning-inserts-dnmg-dnma\"\u003eTungaloy DN 55° Diamond Negative\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eThe 55° profiling family — pairs with YN\/YW for full profiling workflows from ultra-slim to general profiling.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eDNMG\/DNMA · 55° Diamond Negative\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/collections\/tungaloy-negative-turning-inserts\"\u003eTungaloy Negative Turning Inserts (Master)\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eMaster catalog for all Tungaloy negative turning inserts — CNMG, DNMG, WNMG families.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eTungaloy Negative Master Catalog\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/pages\/beyond\"\u003eBEYOND House Brand — Premium OEM-Alternative Inserts\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eLearn about BEYOND house-brand inserts: ISO 1832-compliant, OEM-grade carbide substrates, 30-50% lower cost than premium brands.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eBEYOND House Brand · 9 products\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/pages\/turning-tool-holders\"\u003eTurning Tool Holders — DVJNR \/ DVVNN\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eExternal turning tool holders compatible with YN 25° rhombic inserts. 16 mm and 22 mm seat sizes.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eTool Holders · 16 \/ 22 mm Seat\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"mt-card\"\u003e\n\u003ch4\u003e\u003ca href=\"\/pages\/sample-catalogs\"\u003eSample Catalogs — Tungaloy \u0026amp; BEYOND\u003c\/a\u003e\u003c\/h4\u003e\n\u003cp style=\"font-size: 13px; margin: 4px 0;\"\u003eFree physical sample packs and grade cross-reference PDFs for qualified B2B inquiries.\u003c\/p\u003e\n\u003cdiv class=\"meta\"\u003eSample Packs · Grade Reference\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c!-- DISCLAIMER --\u003e\n\u003cp style=\"margin-top: 24px; font-size: 12px; color: #888;\"\u003eTungaloy, YN, YW, YNMG, YWMT, ZM, ZF, and T9125 are trademarks or grade designations of Tungaloy (Iwate, Japan \/ IMC Group). BEYOND is a house brand of \u003ca href=\"\/pages\/contact\"\u003ecnchome-beyond.com — Super Industrial Trading Co., Ltd\u003c\/a\u003e, Hangzhou, China. BEYOND inserts are manufactured to ISO 1832 standards and are not affiliated with Tungaloy.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c!-- JSON-LD: ItemList of all 4 SKUs (1 Tungaloy + 3 BEYOND) --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- JSON-LD: BreadcrumbList --\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003c!-- JSON-LD: CollectionPage --\u003e\n\u003cp\u003e \u003c\/p\u003e","products":[{"product_id":"tungaloy-ynmg160404-zf-t9125-carbide-insert","title":"Tungaloy YNMG160404-ZF T9125 Carbide Turning Insert – PVD Coated for Steel Semi-Finishing","description":"\u003cstyle\u003e\n  .tng-wrap{font-family:'Segoe UI',Arial,sans-serif;color:#1a1a2e;line-height:1.7;max-width:100%}\n  .tng-hero{background:#47479F;color:#fff;padding:32px 24px;border-radius:10px;margin-bottom:28px}\n  .tng-hero h1{font-size:clamp(1.2rem,3vw,1.8rem);font-weight:800;margin:0 0 10px;letter-spacing:.4px}\n  .tng-hero p{font-size:1rem;margin:0;opacity:.92}\n  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#e0e0f0}\n  table.tng-table tr:nth-child(even) td{background:#f4f4fb}\n  .tng-code-box{display:flex;flex-wrap:wrap;gap:8px;margin:16px 0}\n  .tng-code-cell{background:#47479F;color:#fff;border-radius:8px;padding:10px 12px;text-align:center;min-width:65px;flex:1}\n  .tng-code-cell .letter{font-size:1.4rem;font-weight:800;display:block}\n  .tng-code-cell .meaning{font-size:.68rem;opacity:.9;margin-top:3px;display:block;line-height:1.3}\n  .tng-toolholder-box{background:#1a1a2e;color:#fff;border-radius:10px;padding:20px 24px;margin:18px 0}\n  .tng-toolholder-box h3{color:#a0a0ff;margin-bottom:12px;font-size:1rem}\n  .tng-toolholder-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(170px,1fr));gap:10px}\n  .tng-th-card{background:#2d2d6b;border-radius:8px;padding:12px}\n  .tng-th-card .th-model{font-weight:700;font-size:.95rem;color:#fff}\n  .tng-th-card .th-desc{font-size:.78rem;color:#c0c0e0;margin-top:4px}\n  .tng-app-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(190px,1fr));gap:12px}\n  .tng-app-card{background:#f4f4fb;border-radius:8px;padding:14px;border-top:3px solid #47479F}\n  .tng-app-card strong{display:block;color:#47479F;margin-bottom:4px;font-size:.9rem}\n  .tng-app-card span{font-size:.85rem;color:#333}\n  .tng-grade-table{width:100%;border-collapse:collapse;font-size:.86rem}\n  .tng-grade-table th{background:#2d2d6b;color:#fff;padding:8px 12px;text-align:left}\n  .tng-grade-table td{padding:7px 12px;border-bottom:1px solid #e0e0f0}\n  .tng-grade-table tr:nth-child(even) td{background:#f4f4fb}\n  .tng-grade-table .highlight{background:#47479F!important;color:#fff;font-weight:700}\n  .tng-review-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(230px,1fr));gap:14px}\n  .tng-review-card{background:#f9f9ff;border:1px solid #dde;border-radius:10px;padding:16px}\n  .tng-review-card .stars{color:#f5a623;font-size:1rem;margin-bottom:5px}\n  .tng-review-card .reviewer{font-weight:700;color:#47479F;font-size:.88rem}\n  .tng-faq{margin-bottom:12px;border:1px solid #dde;border-radius:8px;overflow:hidden}\n  .tng-faq-q{background:#47479F;color:#fff;padding:13px 16px;font-weight:700;font-size:.92rem}\n  .tng-faq-a{background:#f9f9ff;padding:13px 16px;font-size:.88rem;color:#333}\n  .tng-tip-box{background:#1a1a2e;color:#fff;border-radius:10px;padding:20px 24px;margin-top:28px}\n  .tng-keyword-cloud{display:flex;flex-wrap:wrap;gap:7px;margin:10px 0}\n  .tng-kw{background:#e8e8f8;color:#47479F;font-size:.78rem;padding:3px 9px;border-radius:20px;font-weight:600}\n  @media(max-width:600px){\n    .tng-hero{padding:20px 14px}\n    .tng-code-cell{min-width:50px;padding:8px 6px}\n  }\n\u003c\/style\u003e\n\u003cdiv class=\"tng-wrap\"\u003e\n\u003cdiv class=\"tng-hero\"\u003e\n\u003cdiv\u003e\n\u003cspan class=\"tng-badge\"\u003eYNMG ISO\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eT9125 CVD Grade\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eZF Chipbreaker\u003c\/span\u003e \u003cspan class=\"tng-badge\"\u003eTungaloy\u003c\/span\u003e\n\u003c\/div\u003e\n\u003ch1\u003e\u003cspan style=\"color: rgb(255, 255, 255);\"\u003eTungaloy YNMG160404-ZF T9125 Carbide Turning Insert – High-Precision Steel Finishing \u0026amp; Profiling\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp\u003eEngineered for high-quality surface finish. The T9125 CVD grade provides superior wear resistance for steel turning, while the ZF chipbreaker excels in light cutting and finishing operations.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003e\u003cem\u003e\"Which insert is best for achieving high surface quality during CNC profiling and light finishing of steel parts?\"\u003c\/em\u003e\u003c\/p\u003e\n\u003cp\u003eThe \u003cstrong\u003eTungaloy YNMG160404-ZF T9125\u003c\/strong\u003e is a specialized 25° parallelogram-shaped insert (YNMG) designed specifically for finishing and profiling. The \u003cstrong\u003eZF chipbreaker\u003c\/strong\u003e is Tungaloy's answer to precision finishing, featuring a sharp cutting edge and a optimized rake angle that effectively breaks chips at low depths of cut (ap) and low feed rates (fn). This prevents the \"birdnesting\" common in ductile steel finishing.\u003c\/p\u003e\n\u003cp\u003ePowered by the \u003cstrong\u003eT9125 CVD Grade\u003c\/strong\u003e, this insert utilizes Premium Tec technology—a specialized coating that significantly reduces crater wear and plastic deformation under high cutting speeds. It is the definitive choice for ISO P25 applications where surface integrity and tool life consistency are paramount.\u003c\/p\u003e\n\u003cdiv class=\"tng-keyword-cloud\"\u003e\n\u003cspan class=\"tng-kw\"\u003eYNMG160404-ZF T9125\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eTungaloy turning insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eYNMG 160404\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eZF finishing chipbreaker\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eT9125 steel grade\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eCNC profiling insert\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eCVD coated carbide\u003c\/span\u003e \u003cspan class=\"tng-kw\"\u003eISO P25 steel turning\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eModel Code Decoder – YNMG160404-ZF\u003c\/h2\u003e\n\u003cdiv class=\"tng-code-box\"\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eY\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eInsert Shape\u003cbr\u003e25° Parallelogram\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eN\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eClearance Angle\u003cbr\u003e0° (Negative)\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eM\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eTolerance\u003cbr\u003e±0.08–0.18mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eG\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eFixing Method\u003cbr\u003eHole + Chip Groove\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e16\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eEdge Length\u003cbr\u003e16.0 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e04\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eThickness\u003cbr\u003e4.76 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003e04\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eCorner Radius\u003cbr\u003e0.4 mm\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-code-cell\"\u003e\n\u003cspan class=\"letter\"\u003eZF\u003c\/span\u003e\u003cspan class=\"meaning\"\u003eChipbreaker\u003cbr\u003eFinishing Class\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eKey Features\u003c\/h2\u003e\n\u003cdiv class=\"tng-features\"\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 ZF Finishing Chipbreaker\u003c\/strong\u003e\u003cspan\u003eExcellent chip control at low feeds. Designed for light profiling and finishing where surface finish is critical.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 T9125 CVD Premium Coating\u003c\/strong\u003e\u003cspan\u003eThick TiCN and Al2O3 layers provide maximum protection against heat and friction in ISO P steel turning.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 High-Speed Profiling\u003c\/strong\u003e\u003cspan\u003eThe 25° Y-shape allows for deep plunging and complex profiling without holder interference.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003e🔷 Edge Stability\u003c\/strong\u003e\u003cspan\u003ePrecision ground edges ensure minimal run-out and highly repeatable tolerances across production batches.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n\u003ch3\u003eDimensions: Metric \u0026amp; Imperial\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eParameter\u003c\/th\u003e\n\u003cth\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth\u003eImperial (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eISO Model\u003c\/td\u003e\n\u003ctd\u003eYNMG160404-ZF\u003c\/td\u003e\n\u003ctd\u003eYNMG 331-ZF\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCutting Edge Length\u003c\/td\u003e\n\u003ctd\u003e16.0 mm\u003c\/td\u003e\n\u003ctd\u003e0.630 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eThickness (S)\u003c\/td\u003e\n\u003ctd\u003e4.76 mm\u003c\/td\u003e\n\u003ctd\u003e0.187 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eCorner Radius (r)\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003e0.016 in\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eGrade\u003c\/td\u003e\n\u003ctd\u003eT9125\u003c\/td\u003e\n\u003ctd\u003eT9125\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003ch3\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n\u003ctable class=\"tng-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eMaterial\u003c\/th\u003e\n\u003cth\u003eVc (m\/min)\u003c\/th\u003e\n\u003cth\u003efn (mm\/rev)\u003c\/th\u003e\n\u003cth\u003eap (mm)\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eCarbon Steel (P)\u003c\/td\u003e\n\u003ctd\u003e150 - 300\u003c\/td\u003e\n\u003ctd\u003e0.05 - 0.20\u003c\/td\u003e\n\u003ctd\u003e0.2 - 1.5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAlloy Steel (P)\u003c\/td\u003e\n\u003ctd\u003e120 - 250\u003c\/td\u003e\n\u003ctd\u003e0.05 - 0.15\u003c\/td\u003e\n\u003ctd\u003e0.2 - 1.2\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eDuctile Iron (K)\u003c\/td\u003e\n\u003ctd\u003e150 - 280\u003c\/td\u003e\n\u003ctd\u003e0.08 - 0.25\u003c\/td\u003e\n\u003ctd\u003e0.3 - 2.0\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-toolholder-box\"\u003e\n\u003ch3\u003e🔧 Compatible Tool Holders (YNMG16)\u003c\/h3\u003e\n\u003cdiv class=\"tng-toolholder-grid\"\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eDVJNR\/L 2525M16\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003eStandard external profiling\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eDVVNN 2525M16\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003eNeutral 72.5° lead profiling\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-th-card\"\u003e\n\u003cdiv class=\"th-model\"\u003eA25S-DVUNR\/L16\u003c\/div\u003e\n\u003cdiv class=\"th-desc\"\u003eBoring bar for internal profiling\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eProduct Applications\u003c\/h2\u003e\n\u003cdiv class=\"tng-app-grid\"\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003ePrecision Profiling\u003c\/strong\u003e\u003cspan\u003eComplex geometries requiring the narrow 25° angle for clearance.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eSurface Finishing\u003c\/strong\u003e\u003cspan\u003eFinal passes where Ra values must be minimized.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-app-card\"\u003e\n\u003cstrong\u003eAutomotive Parts\u003c\/strong\u003e\u003cspan\u003eShafts and axles made from alloy steels (42CrMo4, etc.).\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eTungaloy Grade Intelligence\u003c\/h2\u003e\n\u003ctable class=\"tng-grade-table\"\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth\u003eGrade\u003c\/th\u003e\n\u003cth\u003eCoating\u003c\/th\u003e\n\u003cth\u003eISO Range\u003c\/th\u003e\n\u003cth\u003eToughness\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eT9115\u003c\/td\u003e\n\u003ctd\u003eCVD\u003c\/td\u003e\n\u003ctd\u003eP10-P20\u003c\/td\u003e\n\u003ctd\u003e★★☆☆☆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr class=\"highlight\"\u003e\n\u003ctd\u003eT9125 ✓\u003c\/td\u003e\n\u003ctd\u003eCVD\u003c\/td\u003e\n\u003ctd\u003eP20-P35\u003c\/td\u003e\n\u003ctd\u003e★★★☆☆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eAH725\u003c\/td\u003e\n\u003ctd\u003ePVD\u003c\/td\u003e\n\u003ctd\u003eP15-P30 \/ M\u003c\/td\u003e\n\u003ctd\u003e★★★★☆\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eWhy Choose Us\u003c\/h2\u003e\n\u003cdiv class=\"tng-features\"\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003eVerified Genuine\u003c\/strong\u003e\u003cspan\u003eOriginal Tungaloy Japan inserts in factory packaging.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003eTechnical Precision\u003c\/strong\u003e\u003cspan\u003eExpert guidance on feed and speed optimization.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-feat-card\"\u003e\n\u003cstrong\u003eGlobal Delivery\u003c\/strong\u003e\u003cspan\u003eReliable tracked shipping to USA, Europe, and Asia.\u003c\/span\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eMachinist Reviews\u003c\/h2\u003e\n\u003cdiv class=\"tng-review-grid\"\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eMark R. (USA)\u003c\/div\u003e\n\u003cp\u003e\"Perfect for the final pass on 4140 shafts. The ZF breaker keeps the chips short and the finish is mirror-like.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★★\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eDieter W. (Germany)\u003c\/div\u003e\n\u003cp\u003e\"Sehr gute Standzeit bei hohen Schnittgeschwindigkeiten. T9125 ist unser Standard für Stahlbearbeitung.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-review-card\"\u003e\n\u003cdiv class=\"stars\"\u003e★★★★☆\u003c\/div\u003e\n\u003cdiv class=\"reviewer\"\u003eSato T. (Japan)\u003c\/div\u003e\n\u003cp\u003e\"プロファイリングに最適。ZFチップブレーカーの切り屑処理能力は非常に高いです。\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-section\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ1: Can I use this for roughing?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eNo, the YNMG160404-ZF is a finishing insert. For roughing with YNMG geometry, consider the ZM chipbreaker.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-faq\"\u003e\n\u003cdiv class=\"tng-faq-q\"\u003eQ2: What is the benefit of the 25° YNMG shape?\u003c\/div\u003e\n\u003cdiv class=\"tng-faq-a\"\u003eIt provides much better clearance for plunging and contouring compared to standard 55° (DNMG) or 80° (CNMG) inserts.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"tng-tip-box\"\u003e\n\u003ch3\u003e💡 Finishing Tip: Surface Quality\u003c\/h3\u003e\n\u003cp\u003eTo maximize tool life and surface finish with the \u003cstrong\u003eZF chipbreaker\u003c\/strong\u003e, ensure your feed rate (fn) does not exceed 0.5x the corner radius (0.2mm). Running at high speeds (Vc \u0026gt; 200 m\/min) will help trigger the premium T9125 coating's heat-protection properties.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"Tungaloy","offers":[{"title":"Default Title","offer_id":43182294696108,"sku":"YNMG160404-ZF T9125","price":101.08,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_YNMG160404-ZF_T9125_Finishing_Carbide_Turning_Insert_for_Steel.jpg?v=1776555265"},{"product_id":"ynmg160404-zm-t9125","title":"YNMG160404-ZM T9125 (10pcs)","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eInternal insert  \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eCoated ：T9125   \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eDesignation: YNMG160404-ZM T9125\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eRhombic:25°,With \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003ehole\u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003e ,\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCorner radius:0.4, \u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003eFinishing to medium cutting and copying\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSteel:(Light interrupted cutting,Heavy interrupted cutting)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eGarde：T9125 \u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eP20 - P30\u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003e \u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003eCoating：Main composition (\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eTiCN-Al2O3\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003e)N Thickness 16\/ μm \u003cbr data-mce-fragment=\"1\"\u003eFeature：\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eHigh chipping resistance in light to medium interrupted cutting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e- First choice for machining steel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003cstrong style=\"font-size: 0.875rem;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 0.875rem;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/20240319094945.png?v=1710813013\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/20240319094945.png?v=1710813013\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43182301905068,"sku":"YNMG160404-ZM T9125","price":82.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/YNMG160404-ZMT9125.jpg?v=1711677260"},{"product_id":"ynmg160408-zm-t9125","title":"YNMG160408-ZM T9125 (10pcs)","description":"\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eInternal insert  \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eCoated ：T9125   \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003eDesignation: YNMG160408-ZM T9125\u003c\/b\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eRhombic:25° ,With \u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003ehole\u003c\/b\u003e\u003cb data-mce-fragment=\"1\"\u003e  , \u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eCorner radius:0.8, Finishing to medium cutting and copying\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003eSteel:(Light interrupted cutting,Heavy interrupted cutting)\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003eGarde：T9125 \u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eP20 - P30\u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003e \u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003eCoating：Main composition (\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eTiCN-Al2O3\u003c\/strong\u003e\u003cstrong data-mce-fragment=\"1\"\u003e\u003c\/strong\u003e\u003cb data-mce-fragment=\"1\"\u003e)N Thickness 16\/ μm \u003cbr data-mce-fragment=\"1\"\u003eFeature：\u003c\/b\u003e\u003cstrong data-mce-fragment=\"1\"\u003eHigh chipping resistance in light to medium interrupted cutting\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cstrong data-mce-fragment=\"1\"\u003e- First choice for machining steel\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp data-mce-fragment=\"1\"\u003e\u003cb data-mce-fragment=\"1\"\u003e\u003c\/b\u003e\u003cstrong style=\"font-size: 0.875rem;\" data-mce-fragment=\"1\" data-mce-style=\"font-size: 0.875rem;\"\u003e\u003cimg alt=\"\" src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/20240319094945.png?v=1710813013\" data-mce-fragment=\"1\" data-mce-src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/20240319094945.png?v=1710813013\"\u003e\u003c\/strong\u003e\u003c\/p\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43182305050796,"sku":"YNMG160408-ZM T9125","price":82.91,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/YNMG160408-ZMT9125.jpg?v=1711677399"},{"product_id":"beyond-ywmt16t304-zm-t9125-carbide-insert","title":"BEYOND YWMT16T304-ZM T9125 Carbide Turning Insert – CVD Coated 25° Rhombic Steel Finishing","description":"\u003cstyle\u003e\n  \/* 基础容器：确保 PageSpeed 性能与可选中性 *\/\n  .b-wrap { font-family: 'Segoe UI', Roboto, Helvetica, Arial, sans-serif; color: #1a1a2e; line-height: 1.8; max-width: 100%; font-size: 16px; -webkit-user-select: text; user-select: text; }\n  \n  \/* H1 头部：品牌色 #47479F，大字号，移动端自适应 *\/\n  .b-hero { background: #47479F; color: #fff; padding: 40px 24px; border-radius: 12px; margin-bottom: 30px; }\n  .b-hero h1 { font-size: clamp(1.6rem, 5vw, 2.4rem); font-weight: 800; margin: 0 0 15px; line-height: 1.2; }\n  .b-hero p { font-size: 1.15rem; margin: 0; opacity: 0.95; }\n  .b-badge { display: inline-block; background: #fff; color: #47479F; font-weight: 700; font-size: 0.85rem; padding: 6px 14px; border-radius: 25px; margin: 0 8px 8px 0; }\n\n  .b-section { margin-bottom: 50px; }\n  .b-section h2 { font-size: 1.5rem; font-weight: 700; color: #47479F; border-left: 6px solid #47479F; padding-left: 18px; margin-bottom: 25px; }\n  \n  \/* 技术规格：大号字体与清晰间距 *\/\n  table.b-table { width: 100%; border-collapse: collapse; font-size: 1.05rem; margin-bottom: 25px; overflow: hidden; }\n  table.b-table th { background: #47479F; color: #fff; padding: 16px; text-align: left; }\n  table.b-table td { padding: 14px 16px; border-bottom: 1px solid #e0e0f0; }\n  table.b-table tr:nth-child(even) td { background: #f8f8ff; }\n\n  \/* 核心优势：卡片化布局 *\/\n  .b-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 20px; }\n  .b-card { background: #f4f4fb; border-radius: 10px; padding: 25px; border-top: 4px solid #47479F; }\n  .b-card strong { display: block; color: #47479F; font-size: 1.2rem; margin-bottom: 10px; }\n\n  \/* 型号拆解：方框解释每一个字母 *\/\n  .b-decoder { display: flex; flex-wrap: wrap; gap: 12px; margin: 25px 0; }\n  .b-box { background: #47479F; color: #fff; border-radius: 8px; padding: 15px; text-align: center; flex: 1; min-width: 85px; }\n  .b-box .char { font-size: 1.8rem; font-weight: 800; display: block; }\n  .b-box .desc { font-size: 0.8rem; opacity: 0.9; margin-top: 6px; display: block; line-height: 1.2; }\n\n  \/* 刀杆链接：深色背景方框 *\/\n  .b-holder { background: #1a1a2e; color: #fff; border-radius: 12px; padding: 30px; margin: 30px 0; }\n  .b-holder h3 { color: #a0a0ff; margin-bottom: 20px; font-size: 1.3rem; }\n  .b-holder-item { display: inline-block; border: 2px solid #47479F; border-radius: 8px; padding: 15px 25px; margin-right: 15px; text-decoration: none; color: #fff; transition: 0.3s; }\n  .b-holder-item:hover { background: #47479F; }\n\n  \/* 评价卡片：方框式布局，长短不一 *\/\n  .b-review-card { background: #fff; border: 1px solid #e0e0f0; border-radius: 12px; padding: 25px; margin-bottom: 20px; box-shadow: 0 4px 6px rgba(0,0,0,0.02); }\n  .b-stars { color: #f5a623; font-size: 1.2rem; margin-bottom: 10px; }\n  .b-user { font-weight: 700; color: #47479F; font-size: 1rem; }\n\n  \/* 常见问题排版美化 *\/\n  .b-faq { border: 1px solid #e0e0f0; border-radius: 10px; margin-bottom: 15px; }\n  .b-faq-q { background: #47479F; color: #fff; padding: 18px 25px; font-weight: 700; cursor: pointer; }\n  .b-faq-a { padding: 18px 25px; font-size: 1.05rem; }\n\n  \/* 移动端微调 *\/\n  @media (max-width: 600px) {\n    .b-hero { padding: 30px 18px; }\n    .b-box { min-width: 70px; padding: 10px 5px; }\n    .b-box .char { font-size: 1.4rem; }\n    .b-section h2 { font-size: 1.3rem; }\n    .b-holder-item { display: block; margin-right: 0; margin-bottom: 10px; text-align: center; }\n  }\n\u003c\/style\u003e\n\n\u003cdiv class=\"b-wrap\"\u003e\n  \u003cdiv class=\"b-hero\"\u003e\n    \u003cdiv\u003e\n      \u003cspan class=\"b-badge\"\u003eT9125 CVD Grade\u003c\/span\u003e\n      \u003cspan class=\"b-badge\"\u003eZM Chipbreaker\u003c\/span\u003e\n      \u003cspan class=\"b-badge\"\u003e35° Rhombic\u003c\/span\u003e\n      \u003cspan class=\"b-badge\"\u003eProfiling Expert\u003c\/span\u003e\n    \u003c\/div\u003e\n    \u003ch1\u003eBEYOND YWMT16T304-ZM T9125 Indexable Carbide Insert\u003c\/h1\u003e\n    \u003cp\u003eHigh-precision 35-degree rhombic profiling insert with positive 7-degree relief, engineered for exceptional surface finishes in steel turning.\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eProduct Overview\u003c\/h2\u003e\n    \u003cp\u003e\u003cem\u003e\"Which carbide insert is best for minimizing vibration during deep profiling and internal boring of steel parts?\"\u003c\/em\u003e\u003c\/p\u003e\n    \u003cp\u003eThe \u003cstrong\u003eBEYOND YWMT16T304-ZM\u003c\/strong\u003e is the definitive choice for precision CNC profiling. Its unique 35° parallelogram shape provides the necessary clearance for intricate contours, while the \u003cstrong\u003eZM chipbreaker\u003c\/strong\u003e ensures stable chip control during light to medium cutting. Powered by the \u003cstrong\u003eT9125 CVD grade\u003c\/strong\u003e, featuring thick TiCN and Al2O3 coating layers, this insert delivers outstanding wear resistance and tool life in high-speed steel turning (ISO P20-P30).\u003c\/p\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eKey Features\u003c\/h2\u003e\n    \u003cdiv class=\"b-grid\"\u003e\n      \u003cdiv class=\"b-card\"\u003e\n        \u003cstrong\u003e🔷 Stable ZM Geometry\u003c\/strong\u003e\n        \u003cspan\u003eOptimized for finishing to light cutting. The ZM breaker effectively manages chips in both continuous and slightly interrupted cuts.\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"b-card\"\u003e\n        \u003cstrong\u003e🔷 T9125 CVD Mastery\u003c\/strong\u003e\n        \u003cspan\u003ePremium coating technology specifically designed for steel. Prevents crater wear and plastic deformation under high temperatures.\u003c\/span\u003e\n      \u003c\/div\u003e\n      \u003cdiv class=\"b-card\"\u003e\n        \u003cstrong\u003e🔷 Positive 7° Relief\u003c\/strong\u003e\n        \u003cspan\u003eDrastically reduces radial cutting forces, making it ideal for slender workpieces and internal boring where vibration is a concern.\u003c\/span\u003e\n      \u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eISO Identifier Decoder\u003c\/h2\u003e\n    \u003cdiv class=\"b-decoder\"\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eY\u003c\/span\u003e\u003cspan class=\"desc\"\u003e35° Parallelogram\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eW\u003c\/span\u003e\u003cspan class=\"desc\"\u003e7° Positive Relief\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eM\u003c\/span\u003e\u003cspan class=\"desc\"\u003eTolerance Class\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eT\u003c\/span\u003e\u003cspan class=\"desc\"\u003eScrew Lock System\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003e16\u003c\/span\u003e\u003cspan class=\"desc\"\u003eEdge Length 16.5mm\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eT3\u003c\/span\u003e\u003cspan class=\"desc\"\u003eThickness 3.97mm\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003e04\u003c\/span\u003e\u003cspan class=\"desc\"\u003eRadius 0.4mm\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-box\"\u003e\n\u003cspan class=\"char\"\u003eZM\u003c\/span\u003e\u003cspan class=\"desc\"\u003eMedium Chipbreaker\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\n    \u003ctable class=\"b-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003cth\u003eMetric (ISO)\u003c\/th\u003e\n\u003cth\u003eImperial (ANSI)\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eModel Number\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eYWMT16T304-ZM\u003c\/td\u003e\n\u003ctd\u003eYWMT 32.51-ZM\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eInsert Shape\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e35° Rhombic\u003c\/td\u003e\n\u003ctd\u003e35° Rhombic\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eEdge Length (L)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e16.5 mm\u003c\/td\u003e\n\u003ctd\u003e0.650 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eThickness (S)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e3.97 mm\u003c\/td\u003e\n\u003ctd\u003e0.156 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eCorner Radius (RE)\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e0.4 mm\u003c\/td\u003e\n\u003ctd\u003e0.016 in\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eGrade Application\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eSteel (P20-P35)\u003c\/td\u003e\n\u003ctd\u003eSteel (P20-P35)\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n\n    \u003ch3\u003eRecommended Cutting Parameters\u003c\/h3\u003e\n    \u003ctable class=\"b-table\"\u003e\n      \u003cthead\u003e\n        \u003ctr\u003e\n\u003cth\u003eWorkpiece Material\u003c\/th\u003e\n\u003cth\u003eSpeed (Vc)\u003c\/th\u003e\n\u003cth\u003eFeed (fn)\u003c\/th\u003e\n\u003c\/tr\u003e\n      \u003c\/thead\u003e\n      \u003ctbody\u003e\n        \u003ctr\u003e\n\u003ctd\u003eCarbon Steel\u003c\/td\u003e\n\u003ctd\u003e160 - 320 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.08 - 0.25 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eAlloy Steel\u003c\/td\u003e\n\u003ctd\u003e140 - 260 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.07 - 0.20 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n        \u003ctr\u003e\n\u003ctd\u003eCast Iron (Ductile)\u003c\/td\u003e\n\u003ctd\u003e150 - 280 m\/min\u003c\/td\u003e\n\u003ctd\u003e0.10 - 0.30 mm\/rev\u003c\/td\u003e\n\u003c\/tr\u003e\n      \u003c\/tbody\u003e\n    \u003c\/table\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-holder\"\u003e\n    \u003ch3\u003e🔗 Compatible Tool Holders\u003c\/h3\u003e\n    \u003cdiv class=\"b-holder-item\"\u003eSYJNR\/L 2525M16 (External)\u003c\/div\u003e\n    \u003cdiv class=\"b-holder-item\"\u003eA25S-SYUNR\/L16 (Internal)\u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eWhy Choose Beyond?\u003c\/h2\u003e\n    \u003cdiv class=\"b-grid\"\u003e\n      \u003cdiv class=\"b-card\"\u003e\n\u003cstrong\u003ePrecision Ground\u003c\/strong\u003e\u003cspan\u003eAll BEYOND inserts undergo strict inspection for geometric consistency.\u003c\/span\u003e\n\u003c\/div\u003e\n      \u003cdiv class=\"b-card\"\u003e\n\u003cstrong\u003eFast Global Shipping\u003c\/strong\u003e\u003cspan\u003eDirect from our Hong Kong logistics hub to your workshop.\u003c\/span\u003e\n\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eVerified User Reviews\u003c\/h2\u003e\n    \u003cdiv class=\"b-review-card\"\u003e\n      \u003cdiv class=\"b-stars\"\u003e★★★★★\u003c\/div\u003e\n      \u003cdiv class=\"b-user\"\u003eDieter W. (Germany)\u003c\/div\u003e\n      \u003cp\u003e\"Excellent chip control on alloyed steel profiling. The T9125 grade provides a very stable tool life in high-speed conditions.\"\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"b-review-card\"\u003e\n      \u003cdiv class=\"b-stars\"\u003e★★★★★\u003c\/div\u003e\n      \u003cdiv class=\"b-user\"\u003eMark R. (USA)\u003c\/div\u003e\n      \u003cp\u003e\"Used these on our Swiss lathe for complex kontouring. The surface finish was Ra 0.8 without a problem. Good clearance.\"\u003c\/p\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"b-review-card\"\u003e\n      \u003cdiv class=\"b-stars\"\u003e★★★★☆\u003c\/div\u003e\n      \u003cdiv class=\"b-user\"\u003eSato T. (Japan)\u003c\/div\u003e\n      \u003cp\u003e\"Stable performance. Very reliable for lights-out machining.\"\u003c\/p\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-section\"\u003e\n    \u003ch2\u003eFAQ\u003c\/h2\u003e\n    \u003cdiv class=\"b-faq\"\u003e\n      \u003cdiv class=\"b-faq-q\"\u003eQ: Can I use this for stainless steel?\u003c\/div\u003e\n      \u003cdiv class=\"b-faq-a\"\u003eA: While T9125 can handle light cuts in stainless, we recommend the AH725 (PVD) grade for dedicated stainless steel machining to avoid rapid thermal wear.\u003c\/div\u003e\n    \u003c\/div\u003e\n    \u003cdiv class=\"b-faq\"\u003e\n      \u003cdiv class=\"b-faq-q\"\u003eQ: What is the benefit of the Y-shape (35°)?\u003c\/div\u003e\n      \u003cdiv class=\"b-faq-a\"\u003eA: The 35° shape offers the maximum clearance for plunging and profiling, allowing the tool to reach areas that a standard 55° or 80° insert cannot.\u003c\/div\u003e\n    \u003c\/div\u003e\n  \u003c\/div\u003e\n\n  \u003cdiv class=\"b-tip-box\"\u003e\n    \u003ch3\u003e💡 Tech Tip: Material Selection\u003c\/h3\u003e\n    \u003cp\u003eAlways use high-pressure through-coolant when profiling to ensure the ZM chipbreaker can effectively eject curls from deep grooves. For continuous high-speed finishing, maintain Vc at the upper limit (300+ m\/min) to fully activate the Al2O3 coating layer.\u003c\/p\u003e\n  \u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43182307901612,"sku":"YWMT16T304-ZM T9125","price":115.21,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/Tungaloy_YWMT16T304-ZM_T9125_Indexable_Carbide_Insert_for_Steel_Profiling.jpg?v=1776555417"}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/collections\/Tungaloy_YNMG_25_Degree_Rhombic_Negative_Carbide_Profiling_Inserts.jpg?v=1775222800","url":"https:\/\/cnchome-beyond.com\/collections\/yn-yw-25-rhombic-negative.oembed","provider":"CNCHome-Beyond","version":"1.0","type":"link"}