{"product_id":"8-00mm-4-flute-altin-carbide-square-end-mill-20mm-loc-8mm-shank","title":"0.3150\" (8.00mm) x 20mm LOC AlTiN Coated 4-Flute Square End Carbide End Mill, 8mm Shank | M4-190","description":"\u003cp\u003eThis 8.00mm 4-flute solid carbide end mill features a square end, AlTiN coating, and a 55-degree high-helix cutting geometry. The 20mm length of cut provides useful reach for precision milling, profiling, finishing, light slotting, and flat-bottom pocketing in CNC applications.\u003c\/p\u003e\n\n\u003cp\u003eThe AlTiN coating helps improve wear resistance and heat resistance when cutting steels, stainless steels, and other harder materials. The 4-flute square-end design is well suited for finishing passes, contouring, and precision work where a clean flat-bottom cut is needed.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool type:\u003c\/strong\u003e Solid carbide end mill\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting diameter:\u003c\/strong\u003e 8.00mm \/ 0.3150\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlutes:\u003c\/strong\u003e 4\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEnd style:\u003c\/strong\u003e Square end\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating:\u003c\/strong\u003e AlTiN-coated\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHelix angle:\u003c\/strong\u003e 55°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength of cut:\u003c\/strong\u003e 20mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank diameter:\u003c\/strong\u003e 8mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e 60mm\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003ePrecision CNC milling and profiling\u003c\/li\u003e\n  \u003cli\u003eFinishing passes in steels, stainless steels, and other harder materials\u003c\/li\u003e\n  \u003cli\u003eLight slotting and contouring\u003c\/li\u003e\n  \u003cli\u003eFlat-bottom pocketing and small-part machining\u003c\/li\u003e\n  \u003cli\u003eModel making, mold work, prototype work, and general CNC milling\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAlTiN coating\u003c\/strong\u003e helps improve heat and wear resistance in demanding materials.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-flute geometry\u003c\/strong\u003e provides a strong cutting edge layout for finishing and light milling operations.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e55° high-helix design\u003c\/strong\u003e supports smoother cutting action and improved finish quality in suitable applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e20mm LOC\u003c\/strong\u003e provides added cutting reach for deeper profiles and pockets.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e8mm shank\u003c\/strong\u003e matches the cutting diameter for simple toolholding in 8mm collets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable style=\"width: 100%; border-collapse: collapse; margin-top: 10px;\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eCutting Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e8.00mm \/ 0.3150\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eLength of Cut\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e20mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eOverall Length\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e60mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eShank Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e8mm\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eNumber of Flutes\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eEnd Style\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSquare End\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eCoating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eAlTiN\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eHelix Angle\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e55°\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd style=\"border: 1px solid #ddd; padding: 8px;\"\u003eSolid Carbide\u003c\/td\u003e\n    \u003c\/tr\u003e\n  \u003c\/tbody\u003e\n\u003c\/table\u003e\n\n\u003cdiv style=\"background: #f5f5f5; border: 1px solid #ddd; padding: 14px; margin-top: 18px; border-radius: 6px;\"\u003e\n  \u003cstrong\u003eNeed help choosing starting speeds and feeds?\u003c\/strong\u003e\u003cbr\u003e\n  Use our \u003ca href=\"https:\/\/drillbitsunlimited.com\/pages\/carbide-end-mill-feed-speed-calculator\" style=\"color:#0066cc; font-weight:bold; text-decoration:underline;\"\u003ecarbide end mill feed and speed calculator\u003c\/a\u003e as a starting point for setting up your cut.\n\u003c\/div\u003e\n\n\u003cp style=\"font-size: 13px; color: #666; margin-top: 18px;\"\u003e\n  \u003cstrong\u003eFormer SKU \/ item number:\u003c\/strong\u003e M215\n\u003c\/p\u003e","brand":"Drill Bits Unlimited","offers":[{"title":"Default Title","offer_id":49086253170917,"sku":"M4-190","price":29.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3082\/2885\/files\/M215-gal.jpg?v=1779137741","url":"https:\/\/drillbitsunlimited.com\/products\/8-00mm-4-flute-altin-carbide-square-end-mill-20mm-loc-8mm-shank","provider":"Drill Bits Unlimited","version":"1.0","type":"link"}