{"product_id":"1-8-4-flute-hss-square-end-mill-475-loc-1-4-shank","title":"0.1250\" (1\/8\") x .475\" LOC 4-Flute Square End HSS End Mill, 1\/4\" Shank | M4-150","description":"\u003cp\u003eThis 1\/8\" 4-flute high-speed steel end mill features a square end, right-hand spiral geometry, and a 1\/4\" shank. The 0.475\" length of cut provides useful reach for side milling, profiling, finishing, and general milling work.\u003c\/p\u003e\n\n\u003cp\u003eThis is a \u003cstrong\u003enon-center-cutting\u003c\/strong\u003e end mill, so it is intended for side cutting, profiling, slotting from an existing opening, and finishing passes rather than straight plunge cutting. The 4-flute design provides good tool stability and surface finish in suitable materials.\u003c\/p\u003e\n\n\u003cp\u003eHigh-speed steel is a practical choice for general-purpose milling in softer metals, plastics, and light-duty shop applications. For steel or harder materials, use conservative speeds, feeds, shallow cuts, and a rigid setup.\u003c\/p\u003e\n\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool type:\u003c\/strong\u003e HSS square end mill\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting diameter:\u003c\/strong\u003e 1\/8\" \/ 0.125\"\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\u003eMaterial:\u003c\/strong\u003e High Speed Steel \/ HSS\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCenter cutting:\u003c\/strong\u003e No \/ non-center cutting\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHelix angle:\u003c\/strong\u003e 30°\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLength of cut:\u003c\/strong\u003e 0.475\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank diameter:\u003c\/strong\u003e 1\/4\" \/ 0.250\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall length:\u003c\/strong\u003e 1.40\"\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting direction:\u003c\/strong\u003e Right hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute direction:\u003c\/strong\u003e Right hand \/ up cut\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eTypical Applications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003eGeneral-purpose milling\u003c\/li\u003e\n  \u003cli\u003eSide milling and profiling\u003c\/li\u003e\n  \u003cli\u003eFinishing passes\u003c\/li\u003e\n  \u003cli\u003eSlotting from an existing opening\u003c\/li\u003e\n  \u003cli\u003eSoft metals, plastics, and light-duty shop work\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHigh-speed steel construction\u003c\/strong\u003e is a practical choice for general-purpose milling and shop use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e4-flute geometry\u003c\/strong\u003e helps improve surface finish and tool stability in suitable applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSquare-end design\u003c\/strong\u003e is useful for flat-bottom profiles, slots, and finishing work.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e0.475\" LOC\u003c\/strong\u003e provides useful reach for side-cutting and profiling applications.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e1\/4\" shank\u003c\/strong\u003e fits common 1\/4\" collets and toolholders.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eNon-center-cutting design\u003c\/strong\u003e is appropriate for side milling and finishing, but should not be used for straight plunge cuts.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eSpecifications\u003c\/h3\u003e\n\u003ctable class=\"product-specifications__table table table-striped\"\u003e\n  \u003ctbody\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eTool Type\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSquare End Mill\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCutting Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1\/8\" \/ 0.125\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eLength of Cut (LOC)\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e0.475\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eOverall Length\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1.40\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eShank Diameter\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e1\/4\" \/ 0.250\"\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eNumber of Flutes\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e4\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eEnd Style\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSquare End\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eMaterial\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eHigh Speed Steel \/ HSS\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFinish \/ Coating\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eUncoated \/ Bright\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eHelix Angle\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003e30°\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCenter Cutting\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eNo \/ Non-Center Cutting\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eCutting Direction\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eRight Hand\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eFlute Direction\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eRight Hand \/ Up Cut\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePrimary Application\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eSide milling, profiling, finishing, soft metals, plastics, and general-purpose light milling\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003ePlunge Cutting\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eNo — this is a non-center-cutting end mill\u003c\/td\u003e\n    \u003c\/tr\u003e\n    \u003ctr\u003e\n      \u003ctd\u003e\u003cstrong\u003eSteel \/ Ferrous Use\u003c\/strong\u003e\u003c\/td\u003e\n      \u003ctd\u003eLight cuts only with proper speeds, feeds, shallow depth of cut, and a rigid setup\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;\"\u003eend 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 M187\n\u003c\/p\u003e","brand":"Drill Bits Unlimited","offers":[{"title":"Default Title","offer_id":43265507426533,"sku":"M4-150","price":5.95,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0655\/3082\/2885\/files\/m187-gal.jpg?v=1779128250","url":"https:\/\/drillbitsunlimited.com\/products\/1-8-4-flute-hss-square-end-mill-475-loc-1-4-shank","provider":"Drill Bits Unlimited","version":"1.0","type":"link"}