{"product_id":"kennametal-4150237-solid-carbide-stub-drill-bit-17-64-in","title":"Kennametal 4150237 Solid Carbide Stub Drill Bit 17\/64 in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe KENNAMETAL 4150237 is a solid carbide screw machine length (stub) drill bit designed for high-precision drilling in demanding production environments. Built to DIN 6537K standards, it features a 17\/64 inch (0.2656 inch decimal) diameter with a 140-degree split point and a multilayer TiAlN coating applied at the tip to extend tool life and reduce heat buildup. The overall length is 3.1102 inches (79.00 mm), making it well-suited for short, rigid setups on CNC machining centers and screw machines. Installation and setup are performed by machinists and tooling technicians in metal-cutting production shops.\u003c\/p\u003e\u003cp\u003eThis stub-length drill bit is used in applications requiring tight tolerances and controlled drilling depth. With a maximum drilling depth of 0.9449 inches (24.00 mm) and a 3xD flute-to-diameter ratio, it is suited for short-hole operations in ferrous metals, hardened steels, and other difficult-to-machine materials. The straight cylindrical shank with an 8.00 mm (0.3150 inch) diameter mounts directly into standard drill chucks or collet holders. It is a right-hand cutting, regular spiral flute design in the KENNAMETAL Series B041A-CPG.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid carbide construction for rigidity and wear resistance in high-speed production drilling\u003c\/li\u003e\n\u003cli\u003e140-degree point angle for self-centering entry and reduced thrust force\u003c\/li\u003e\n\u003cli\u003eTiAlN tip coating provides heat and oxidation resistance during cutting\u003c\/li\u003e\n\u003cli\u003eStub length (3.1102 inches OAL) minimizes deflection in short-hole drilling\u003c\/li\u003e\n\u003cli\u003eDIN 6537K specification ensures dimensional consistency and interchangeability\u003c\/li\u003e\n\u003cli\u003eTapered web configuration and 2-flute regular spiral design promote chip evacuation\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement and standard tooling option for screw machines, CNC lathes, and machining centers accepting straight cylindrical shank drill bits with an 8.00 mm shank diameter. Part of the KENNAMETAL Series B041A-CPG stub drill line.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis drill bit is installed and serviced by qualified machinists or tooling technicians. Ensure the machine spindle is fully powered down and locked out before changing tooling. Verify chuck or collet runout is within acceptable tolerance before seating the shank to maintain hole-diameter accuracy. Do not exceed the maximum recommended drilling depth of 0.9449 inches without retracting to clear chips, as this is a non-coolant-through design.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 17\/64 inches (0.2656 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 3.1102 inches (79.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 1.3386 inches (34.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.3150 inches (8.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 1.4173 inches (36.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 0.9449 inches (24.00 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 140 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Length\u003c\/strong\u003e: 0.0447 inches (1.14 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Flutes\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Regular Spiral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Regular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Tapered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute-to-Diameter Ratio\u003c\/strong\u003e: 3xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\u003c\/strong\u003e: TiAlN (Tip)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: -0.0006 to 0.0000 inches (-0.015 to 0.000 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size Range\u003c\/strong\u003e: 0.2500 to 0.3000 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Length Type\u003c\/strong\u003e: Stub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecification\u003c\/strong\u003e: DIN 6537K\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: B041A-CPG\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23241635\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: KENNAMETAL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 4150237\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KENNAMETAL","offers":[{"title":"Default Title","offer_id":51747017228594,"sku":"4150237","price":115.4,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/a4d62e093110f8935a964fe52644f4a0.jpg?v=1788875356","url":"https:\/\/voomisupply.com\/products\/kennametal-4150237-solid-carbide-stub-drill-bit-17-64-in","provider":"Voomi Supply","version":"1.0","type":"link"}