{"product_id":"guhring-9055240059400-cobalt-stub-drill-bit-5-94mm","title":"Guhring 9055240059400 Cobalt Stub Drill Bit 5.94mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9055240059400 is a cobalt stub-length (screw machine length) drill bit designed for precision drilling in metal fabrication and machining applications. Built to DIN 1897 standards, this bit features a 118-degree four-facet split point with web thinning for reduced thrust and cleaner entry. The M35 cobalt construction provides heat resistance for demanding production environments. At 5.94mm (0.2339 inches) in diameter and 66mm (2.598 inches) overall length, it fits standard straight-shank toolholders and is sized to Letter A. Two spiral flutes and a bright uncoated finish round out the design.\u003c\/p\u003e\u003cp\u003eThis drill bit is suited for right-hand drilling in aluminum and similar non-ferrous materials, though the cobalt grade also handles steel and cast iron at controlled feed rates. The stub-length profile reduces deflection in short-reach setups, making it a reliable choice for drill press work, CNC machining centers, and hand-held production drilling. The tapered web configuration and web-thinned point ease chip evacuation on breakthrough cuts. This bit is sold individually and is intended for use by machinists, tool-and-die makers, and maintenance technicians.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eM35 cobalt steel construction for heat resistance and extended tool life in metal drilling\u003c\/li\u003e\n\u003cli\u003e118-degree four-facet split point with web thinning reduces entry thrust and improves hole accuracy\u003c\/li\u003e\n\u003cli\u003eStub length (66mm overall) minimizes deflection in short-reach setups\u003c\/li\u003e\n\u003cli\u003eStraight-cylindrical shank (5.94mm \/ 0.2339 inches) fits standard drill chucks and collets\u003c\/li\u003e\n\u003cli\u003eTwo spiral flutes with regular spiral promote efficient chip evacuation\u003c\/li\u003e\n\u003cli\u003eBright uncoated finish preserves dimensional tolerance out of the box\u003c\/li\u003e\n\u003cli\u003eConforms to DIN 1897 standard for consistent interchangeability\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a DIN 1897-compliant stub-length drill bit with a straight-cylindrical shank, this bit fits any standard drill chuck or collet accepting a 5.94mm (0.2339-inch) shank diameter. It is sized to Letter A per standard drill size charts.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis drill bit is installed and replaced by machinists and maintenance technicians using standard chuck keys or collet wrenches. Always power down and de-energize the spindle before changing tooling. Secure the shank fully within the chuck or collet to the recommended grip depth to prevent slippage during cutting. Follow applicable shop safety standards and machine manufacturer guidelines for feed rate and spindle speed when drilling into the workpiece material.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Letter)\u003c\/strong\u003e: A\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 5.94mm (0.2339 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 66mm (2.598 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 28mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 5.94mm (0.2339 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 38mm (1.496 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 19.09mm (0.752 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 118 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Four Facet, Split\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\u003eWeb Configuration\u003c\/strong\u003e: Tapered, 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\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Cobalt M35\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Bright\/Uncoated\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: Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute-to-Diameter Ratio\u003c\/strong\u003e: 3xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: +0.000 to -0.018mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 5524\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 1897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.022 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: 9055240059400\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51738714177842,"sku":"9055240059400","price":17.06,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e72341f1067e885a78170716b4f536e9_ca9064c2-33f3-4f84-9fd4-70c61cfa2f4e.jpg?v=1788803266","url":"https:\/\/voomisupply.com\/products\/guhring-9055240059400-cobalt-stub-drill-bit-5-94mm","provider":"Voomi Supply","version":"1.0","type":"link"}