{"product_id":"mitsubishi-wnmg080412-gk-mc5015-carbide-insert-cast-iron","title":"Mitsubishi WNMG080412-GK MC5015 Carbide Turning Inserts for Cast Iron (10pcs)","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;\"\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(248, 247, 247);\"\u003eMITSUBISHI WNMG080412-GK MC5015\u003c\/span\u003e\u003c\/h1\u003e\n\u003cp style=\"margin: 10px 0 0; font-size: 18px; opacity: 0.9;\"\u003eHeavy-Duty Cast Iron Turning Specialist | 1.2mm Radius | 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;\"\u003eProduct Overview\u003c\/h2\u003e\n\u003cp\u003eThe \u003cstrong\u003eMitsubishi WNMG080412-GK MC5015\u003c\/strong\u003e is a robust, double-sided 80° trigon negative insert engineered for high-performance \u003cstrong\u003ecast iron turning\u003c\/strong\u003e. Featuring a large 1.2mm corner radius for maximum edge strength, it is powered by the \u003cstrong\u003eMC5015 CVD coating\u003c\/strong\u003e to combat the abrasive nature of gray and ductile iron. Designed for \u003cstrong\u003eCNC machining\u003c\/strong\u003e professionals, the \u003cstrong\u003eGK chipbreaker\u003c\/strong\u003e ensures stable cutting even during heavy-duty applications, providing exceptional \u003cstrong\u003etool life\u003c\/strong\u003e and process reliability in high-speed environments.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f4f4fb;\"\u003e\n\u003ch2 style=\"color: #47479f; text-align: center; margin-bottom: 25px;\"\u003eISO Designation Identification\u003c\/h2\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: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003eW\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eTrigon 80°\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\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: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003eM\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: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003eG\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eHole\/Chip\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003e08\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eIC 12.7mm\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003e04\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eThick 4.76mm\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003e12\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eRadius 1.2mm\u003c\/small\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"border: 2px solid #47479F; padding: 10px; text-align: center; min-width: 75px; background: white; border-radius: 4px;\"\u003e\n\u003cb style=\"color: #47479f; font-size: 18px;\"\u003eGK\u003c\/b\u003e\u003cbr\u003e\u003csmall\u003eStable Cutting\u003c\/small\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f;\"\u003eTechnical Specifications: Metric vs. Imperial\u003c\/h2\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 (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;\"\u003eModel Number\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eWNMG 080412-GK\u003c\/td\u003e\n\u003ctd style=\"padding: 12px; border: 1px solid #ddd;\"\u003eWNMG 433-GK\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;\"\u003e0.500 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;\"\u003e0.047 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;\"\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eAdvanced Grade: MC5015 (The Cast Iron Master)\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eMC5015 grade\u003c\/strong\u003e is Mitsubishi's premier solution for high-speed \u003cstrong\u003ecast iron\u003c\/strong\u003e machining. It features a Nano-Texture CVD coating that offers incredible abrasion resistance and thermal stability. This grade is specifically optimized for high-speed continuous cutting of gray and ductile iron, preventing plastic deformation and ensuring consistent \u003cstrong\u003etool life\u003c\/strong\u003e across production batches.\u003c\/p\u003e\n\u003ch3 style=\"color: #47479f;\"\u003eGK Chipbreaker Geometry\u003c\/h3\u003e\n\u003cp\u003eThe \u003cstrong\u003eGK chipbreaker\u003c\/strong\u003e is designed for high stability and edge reliability. In \u003cstrong\u003eprecision machining\u003c\/strong\u003e of cast iron, maintaining edge integrity is vital due to the material's abrasive nature. The GK geometry, paired with the large 1.2mm radius, is perfect for heavy-to-medium stable cutting, providing excellent process security even on rough casting 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\u003c\/h3\u003e\n\u003cp\u003eOptimized for \u003cstrong\u003eCast Iron (K-Class)\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 (490 - 1470 SFM)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFeed Rate (f):\u003c\/strong\u003e 0.20 - 0.50 mm\/rev (0.008 - 0.020 ipr)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDepth of Cut (ap):\u003c\/strong\u003e 0.8 - 4.5 mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp style=\"font-size: 13px; font-style: italic;\"\u003e*Pro Tip: Use the large 1.2mm radius to your advantage by increasing the feed rate for maximum productivity.*\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"text-align: center; padding: 40px; border-top: 1px solid #eee; margin: 20px 0;\"\u003e\n\u003cp style=\"font-size: 18px; font-weight: bold; color: #47479f;\"\u003eCompatible Holders:\u003c\/p\u003e\n\u003ca style=\"background-color: #47479f; color: white; padding: 18px 40px; text-decoration: none; border-radius: 5px; font-weight: bold; display: inline-block;\" href=\"https:\/\/cnchome-beyond.com\/collections\/wn-insert-multi-lock-system\" target=\"_blank\" rel=\"noopener\"\u003eShop MWLNR \/ DWLNR 08 Holders\u003c\/a\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px; background-color: #f9f9f9;\"\u003e\n\u003ch2 style=\"color: #47479f; text-align: center; margin-bottom: 30px;\"\u003eGlobal Verified Customer Feedback\u003c\/h2\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\"\u003c\/strong\u003e - \u003cem\u003eMark T., USA\u003c\/em\u003e\u003cbr\u003e\"The 1.2mm radius on these MC5015 inserts is a beast for our ductile iron housings. Tool life is fantastic.\"\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 Performance\"\u003c\/strong\u003e - \u003cem\u003eStefan H., Germany\u003c\/em\u003e\u003cbr\u003e\"We run these at 400m\/min and they just don't quit. Very stable and the surface finish on the iron is excellent.\"\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 Reliable\"\u003c\/strong\u003e - \u003cem\u003eYuki M., Japan\u003c\/em\u003e\u003cbr\u003e\"Consistent results every time. The GK breaker is perfect for our heavy casting work. Authentic 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 Cost-Per-Edge\"\u003c\/strong\u003e - \u003cem\u003eLiam F., Australia\u003c\/em\u003e\u003cbr\u003e\"WNMG provides 6 usable edges. Combined with MC5015 durability, it's the most economical choice for our CNC shop.\"\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\"\u003c\/strong\u003e - \u003cem\u003eIvan R., Poland\u003c\/em\u003e\u003cbr\u003e\"Ordered a box of 10, arrived in original packaging. These performed exactly as specified in the Mitsubishi catalog.\"\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv style=\"padding: 30px;\"\u003e\n\u003ch2 style=\"color: #47479f; text-align: center;\"\u003eTechnical Q\u0026amp;A\u003c\/h2\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 MC5015 for Steel?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: MC5015 is specialized for \u003cstrong\u003eCast Iron (K-Class)\u003c\/strong\u003e. For steel, we recommend the \u003cstrong\u003eMC6025 or UE6110\u003c\/strong\u003e grades for optimal performance.\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 are the benefits of the 1.2mm radius?\u003c\/p\u003e\n\u003cp style=\"margin: 10px 0 0;\"\u003eA: A 1.2mm radius (12) provides much higher edge strength and allows for higher feed rates, making it ideal for \u003cstrong\u003eheavy-duty machining\u003c\/strong\u003e.\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 compatible with standard WNMG holders?\u003c\/p\u003e\n\u003cp style=\"margin: 0;\"\u003eA: Yes, it fits all standard \u003cstrong\u003eMWLNR \/ DWLNR\u003c\/strong\u003e holders. The trigon shape offers 6 edges, giving you superior value over CNMG.\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 Machining Tip: MC5015 vs MC5005\u003c\/h4\u003e\n\u003cp style=\"font-size: 14px; margin-top: 10px;\"\u003eFor \u003cstrong\u003eGeneral Purpose Cast Iron\u003c\/strong\u003e machining, \u003cstrong\u003eMC5015\u003c\/strong\u003e is your best choice. If you are focused solely on \u003cstrong\u003eContinuous High-Speed Cutting of Gray Iron\u003c\/strong\u003e, consider \u003cstrong\u003eMC5005\u003c\/strong\u003e for maximum wear resistance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"BEYOND","offers":[{"title":"Default Title","offer_id":43313737400492,"sku":"WNMG080412-GK MC5015","price":92.26,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0592\/7328\/1708\/files\/WNMG080412-GK_MC5015_Mitsubishi_CVD_Coated_Carbide_Insert_for_Gray_and_Ductile_Cast_Iron_CNC_Machining_1.2mm_Radius_Japan.jpg?v=1773316292","url":"https:\/\/cnchome-beyond.com\/products\/mitsubishi-wnmg080412-gk-mc5015-carbide-insert-cast-iron","provider":"CNCHome-Beyond","version":"1.0","type":"link"}