{"product_id":"sgs-56429-screw-machine-drill-bit-33-64-in-solid-carbide","title":"Sgs 56429 Screw Machine Drill Bit 33\/64 in Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe SGS 56429 is a solid carbide screw machine length drill bit designed for high-performance drilling across a wide range of workpiece materials. It features a 135-degree split point with web thinning for fast penetration and reduced walking at entry. The 33\/64 inch (0.5156 inch) diameter cutting edge is ground to a tight tolerance of +0.00028 to +0.00098 inch, ensuring precise hole sizing. The Ti-NAMITE-X coating improves surface hardness and heat resistance for extended tool life in demanding applications. With an overall length of 4.2126 inches and a flute length of 2.3622 inches, this bit is suited for short-reach, high-rigidity drilling setups. Licensed machinists, toolroom technicians, and CNC operators are the primary users.\u003c\/p\u003e\u003cp\u003eThe SGS 56429 is built for production and maintenance machining environments where dimensional accuracy and tool life are critical. Its universal primary workpiece material rating makes it appropriate for steel, aluminum, cast iron, stainless, and similar materials. The screw machine length profile keeps the bit compact and rigid, reducing deflection in high-feed applications. Coolant-through capability supports both flood and through-spindle coolant delivery, making it compatible with CNC machining centers and drill presses equipped for internal coolant supply. The straight-cylindrical shank fits standard drill chucks and collet holders sized for 0.5500 inch shank diameter.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid micrograin carbide construction for rigidity and wear resistance in high-performance drilling\u003c\/li\u003e\n\u003cli\u003eTi-NAMITE-X coating for increased surface hardness and elevated-temperature performance\u003c\/li\u003e\n\u003cli\u003e135-degree standard point with web thinning reduces thrust and improves self-centering at entry\u003c\/li\u003e\n\u003cli\u003eCoolant-through design supports internal spindle coolant delivery for deep-hole heat management\u003c\/li\u003e\n\u003cli\u003eFour margins provide enhanced hole quality and bore straightness\u003c\/li\u003e\n\u003cli\u003eManufactured to DIN 6537 specification for consistent dimensional standards\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style replacement or production-grade cutting tool for use in CNC machining centers, drill presses, and similar equipment accepting a 0.5500 inch straight-cylindrical shank. Suitable for universal workpiece materials per the Series 142P specification.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation should be performed by a qualified machinist or toolroom technician familiar with carbide tooling handling procedures. Carbide is brittle — avoid dropping or contacting hard surfaces during setup. Secure the straight-cylindrical shank firmly in a compatible drill chuck or collet holder before operation; verify runout before commencing a production run. When using the coolant-through feature, confirm that coolant pressure and flow rate are within the machine spindle specifications before engaging the spindle.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter (Inch)\u003c\/strong\u003e: 33\/64 inches (0.5156 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter (mm)\u003c\/strong\u003e: 13.10 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 4.2126 inches (107 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 2.3622 inches (60 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.5500 inches (14 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 1.7717 inches (45 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 135 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Length\u003c\/strong\u003e: 0.1068 inches (2.71 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 2.3622 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Flutes\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNumber of Margins\u003c\/strong\u003e: 4\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Regular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute by Diameter Ratio\u003c\/strong\u003e: 3xD\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 with Web Thinning\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide, Micrograin Grade\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Ti-NAMITE-X\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Universal\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: +0.00028 to +0.00098 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Length Type\u003c\/strong\u003e: Screw Machine\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 142P\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecification\u003c\/strong\u003e: DIN 6537\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.33 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eStandard Information\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: SGS\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 56429\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"KYOCERA SGS PRECISION TOOLS","offers":[{"title":"Default Title","offer_id":51734270902578,"sku":"56429","price":608.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/3f6d1819ece08d83df4222200fb5b4eb.jpg?v=1788761939","url":"https:\/\/voomisupply.com\/products\/sgs-56429-screw-machine-drill-bit-33-64-in-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}