{"product_id":"osg-570021811-screw-machine-drill-bit-7-32-in-carbide","title":"Osg 570021811 Screw Machine Drill Bit 7\/32 in Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe OSG 570021811 is a solid carbide screw machine length drill bit designed for high-performance drilling in ferrous materials. Built to Series 5700 specifications, it features a 180-degree web-thinned point and an EgiAs coating for improved wear resistance and cutting efficiency. The bit measures 7\/32 inch (0.2188 inch decimal) in diameter with a straight cylindrical shank of 0.2500 inch diameter. Overall length is 65 millimeters (approximately 2.56 inches). The two-flute spiral configuration with a regular spiral type promotes efficient chip evacuation. Licensed HVAC technicians, machinists, and trade professionals handling precision drilling tasks in steel, alloy steel, and cast iron will find this bit suited to demanding production and maintenance applications.\u003c\/p\u003e\n\u003cp\u003eThe OSG 570021811 is intended for screw machine length drilling applications where a compact, rigid bit profile is required. The reduced overall length compared to jobber-length bits increases stiffness and reduces deflection in short-reach setups. Primary target materials include steel, alloy steel, and cast iron, making this bit applicable in mechanical, HVAC equipment fabrication, and general industrial maintenance environments. The 2xD flute-by-diameter ratio supports efficient chip removal during short-depth drilling cycles. It is sold individually and requires no minimum order beyond a single unit.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eSolid carbide construction for rigidity and wear resistance in ferrous materials\u003c\/li\u003e\n  \u003cli\u003e180-degree web-thinned point reduces entry force and improves hole accuracy\u003c\/li\u003e\n  \u003cli\u003eEgiAs coating enhances surface hardness and extends tool life\u003c\/li\u003e\n  \u003cli\u003eScrew machine (stub) length provides increased stiffness and reduced deflection\u003c\/li\u003e\n  \u003cli\u003eStraight cylindrical shank fits standard drill chucks without adapters\u003c\/li\u003e\n  \u003cli\u003eTwo-flute regular spiral design promotes efficient chip evacuation\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned for drilling in steel, alloy steel, and cast iron workpieces. Fits any standard drill chuck or collet accepting a 0.2500-inch straight cylindrical shank. Suitable for CNC machining centers, drill presses, and screw machine setups requiring a 7\/32-inch hole diameter.\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation and use should be performed by qualified machinists or trade professionals familiar with cutting tool safety practices. Secure the shank fully in the chuck or collet before operation and verify concentricity to minimize runout. Always power down and lock out the machine before changing tooling. Carbide tooling is brittle — avoid side loading or prying, which can cause chipping or fracture.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 7\/32 inch (0.2188 inch \/ 5.56 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.2500 inch\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 65 mm (2.56 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 27 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 180 degrees\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Web-Thinned\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: Spiral, Regular\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute-by-Diameter Ratio\u003c\/strong\u003e: 2xD\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: EgiAs\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Tapered\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Length Type\u003c\/strong\u003e: Screw Machine\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Steel, Alloy Steel, Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: +0 to -0.018 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 5700\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.035 pounds\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eStandard Information\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBrand\u003c\/strong\u003e: OSG\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 570021811\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"OSG","offers":[{"title":"Default Title","offer_id":51748835328306,"sku":"570021811","price":148.43,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/f218033b30e770f89bff5fc502e73cab.jpg?v=1788899268","url":"https:\/\/voomisupply.com\/products\/osg-570021811-screw-machine-drill-bit-7-32-in-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}