{"product_id":"guhring-9006220098000-cobalt-drill-bit-letter-w","title":"Guhring 9006220098000 Cobalt Drill Bit Letter W","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9006220098000 is a cobalt jobber length drill bit in Letter W size, equal to 0.3858 inches in diameter. It features a 130-degree split point and a parabolic flute geometry designed for faster chip evacuation and reduced cutting forces. The bright, uncoated cobalt construction offers heat resistance suitable for demanding drilling applications in metal fabrication and machining environments. This drill bit is installed and used by machinists, tool-and-die professionals, and maintenance technicians working with ferrous and non-ferrous materials. The straight-cylindrical shank and web-thinned point contribute to accurate entry and stable performance across a range of workpiece materials.\u003c\/p\u003e\u003cp\u003eThis drill bit is suited for drilling aluminum and similar non-ferrous and ferrous workpiece materials in production and job-shop settings. Its parabolic flute with a 5xD flute-to-diameter ratio supports efficient chip removal in deeper holes. The maximum drilling depth is 2.846 inches. Conforming to DIN 338 standards, the GUHRING Series 622 is a high-performance jobber drill intended for use in drill presses, CNC machining centers, and hand-held power tools where a straight-cylindrical shank is accepted.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eLetter W size: 0.3858 inches diameter, DIN 338 standard jobber length\u003c\/li\u003e\n\u003cli\u003eCobalt construction with bright uncoated finish for heat and wear resistance\u003c\/li\u003e\n\u003cli\u003e130-degree split point for accurate positioning and reduced thrust\u003c\/li\u003e\n\u003cli\u003eParabolic flute profile promotes fast chip evacuation and lower cutting forces\u003c\/li\u003e\n\u003cli\u003eWeb-thinned, tapered web configuration for easier penetration on entry\u003c\/li\u003e\n\u003cli\u003eRight-hand cut, straight-cylindrical shank compatible with standard drill chucks\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a DIN 338 jobber length replacement or production drill for use in standard straight-shank drill chucks on drill presses, CNC machining centers, and power hand tools accepting a 0.3858-inch shank diameter.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and use of this drill bit should be performed by qualified machinists or maintenance personnel familiar with metal cutting operations. Secure the straight-cylindrical shank firmly in a drill chuck rated for the intended spindle speed before operating. Ensure the machine is at a full stop and in a safe, de-energized state before changing or adjusting the drill bit. Follow shop-specific feeds, speeds, and coolant recommendations for the workpiece material being drilled.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Letter)\u003c\/strong\u003e: W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 0.3858 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 130 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 5.25 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 3.385 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 2.846 inches\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 By Diameter Ratio\u003c\/strong\u003e: 5xD\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\u003eShank Diameter\u003c\/strong\u003e: 0.3858 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Material\u003c\/strong\u003e: Cobalt\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Finish\u003c\/strong\u003e: Bright\/Uncoated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Tapered, Web-Thinned\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Standard\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Aluminum and related materials (Material Codes K, N, P)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: -0.022 to 0.000 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 338\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 622\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Grade\u003c\/strong\u003e: High Performance\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\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: 9006220098000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51731179536690,"sku":"9006220098000","price":84.85,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/78cffc68939d72d8e6ff95722ecdd11c.jpg?v=1788727987","url":"https:\/\/voomisupply.com\/products\/guhring-9006220098000-cobalt-drill-bit-letter-w","provider":"Voomi Supply","version":"1.0","type":"link"}