{"product_id":"guhring-9006590134900-cobalt-stub-drill-bit-0-5313in","title":"Guhring 9006590134900 Cobalt Stub Drill Bit 0.5313in","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9006590134900 is a cobalt stub-length (screw machine length) drill bit designed for demanding metal-cutting applications. Built to DIN 1897 standards, this heavy-duty bit features a 0.5313-inch (17\/32) diameter, a 130-degree split point, and a parabolic flute geometry that promotes aggressive chip evacuation in deep-hole and high-feed drilling operations. The web-thinned, parallel-web construction reduces entry resistance and walking on hard materials. It is installed and operated by machinists and tool-and-die professionals working with production drilling equipment.\u003c\/p\u003e\u003cp\u003eThis drill bit is engineered primarily for titanium alloy and other difficult-to-machine metals where cobalt-grade tooling is required. The stub-length body offers increased rigidity over jobber-length bits, making it well suited for drill press, CNC machining center, and screw machine setups where deflection control is critical. The straight-cylindrical shank seats directly in standard drill chucks and collet holders without adapters. Maximum drilling depth is 1.33 inches (33.77 mm), consistent with its 3xD flute-to-diameter ratio.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCobalt tool steel construction rated for heavy-duty use in titanium alloy and hard metals\u003c\/li\u003e\n\u003cli\u003e130-degree point angle with web thinning for reduced thrust and self-centering entry\u003c\/li\u003e\n\u003cli\u003eParabolic flute profile improves chip flow and reduces heat buildup at depth\u003c\/li\u003e\n\u003cli\u003eStub-length body increases rigidity and minimizes deflection versus jobber-length bits\u003c\/li\u003e\n\u003cli\u003eStraight-cylindrical shank fits standard chucks and collet systems without adapters\u003c\/li\u003e\n\u003cli\u003eConforms to DIN 1897 specification for consistent dimensional tolerances\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-specification stub-length drill bit for use in standard drill chucks and collet holders accepting a straight-cylindrical shank of 0.5313-inch diameter, consistent with DIN 1897 tooling standards.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and operation should be performed by qualified machinists or tooling technicians familiar with metal-cutting drill setups. Ensure the machine spindle is fully stopped and locked before inserting or removing the bit from the chuck or collet. Confirm proper chuck or collet grip on the full shank engagement length before initiating a cut. This bit does not support coolant-through delivery; use external cutting fluid appropriate for the workpiece material when drilling titanium alloy or similar hard metals.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 0.5313 inches (17\/32)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 130 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Cobalt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Grade\u003c\/strong\u003e: Heavy Duty\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: Parabolic\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 54.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 107.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 1.33 inches (33.77 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute-to-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\u003eWeb Configuration\u003c\/strong\u003e: Parallel, Web-Thinned\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\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: Titanium Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Length Type\u003c\/strong\u003e: Stub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: +0.000 to -0.027 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 1897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 659\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.225 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: GUHRING\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 9006590134900\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51739417706802,"sku":"9006590134900","price":137.41,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/481a0397fa15cde2dce54730f86967b9.jpg?v=1788814386","url":"https:\/\/voomisupply.com\/products\/guhring-9006590134900-cobalt-stub-drill-bit-0-5313in","provider":"Voomi Supply","version":"1.0","type":"link"}