{"product_id":"guhring-9057680122000-carbide-jobber-drill-12-20mm","title":"Guhring 9057680122000 Carbide Jobber Drill 12.20mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9057680122000 is a solid carbide jobber-length drill bit engineered for precision hole-making in aluminum and non-ferrous materials. Manufactured from ultra fine grain carbide, it delivers consistent cutting performance and extended tool life compared to standard HSS drills. The 140-degree cone relief point geometry reduces thrust force and promotes self-centering at entry. At 12.20 mm in diameter (0.4803 inches) with an overall length of 124.00 mm (4.88 inches), this drill is built for production and maintenance environments where dimensional accuracy and finish quality matter. Coolant-through capability supports chip evacuation and heat management in high-cycle applications.\u003c\/p\u003e\u003cp\u003eThis drill is suited for machining aluminum alloys, copper, brass, and other non-ferrous metals in CNC machining centers, drill presses, and manual mills. Its straight cylindrical shank with a 14 mm shank diameter seats securely in standard drill chucks and collet holders. The 5xD flute-to-diameter ratio and 77.00 mm (3.03 inches) flute length accommodate moderate-depth holes up to 58.70 mm. Machinists working in job shops, aerospace subcontract, and general manufacturing will find this drill well matched to tight-tolerance through-hole and blind-hole work in non-ferrous workpieces.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid carbide ultra fine grain construction for extended tool life in non-ferrous applications\u003c\/li\u003e\n\u003cli\u003e140-degree cone relief point for reduced entry thrust and improved self-centering\u003c\/li\u003e\n\u003cli\u003eCoolant-through design supports chip flushing and thermal control at depth\u003c\/li\u003e\n\u003cli\u003eRight-hand cut, regular spiral flute geometry optimized for aluminum and non-ferrous materials\u003c\/li\u003e\n\u003cli\u003eStraight cylindrical shank compatible with standard chucks and collet systems\u003c\/li\u003e\n\u003cli\u003eBright\/uncoated finish maintains sharp edge geometry without coating buildup\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in CNC machining centers and conventional drilling equipment with toolholders accepting a 14 mm straight cylindrical shank. Optimized for aluminum and non-ferrous workpiece materials per manufacturer specification.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and tool changes should be performed by a qualified machinist with the spindle fully stopped and machine power locked out. Confirm shank seating and runout with a dial indicator before commencing production cuts. Apply coolant through the spindle where the machine tool supports it to achieve rated drilling depth performance. Follow shop safety procedures and applicable OSHA machine guarding standards when operating drilling equipment.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 12.20 mm (0.4803 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 124.00 mm (4.88 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 77.00 mm (3.03 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 14 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 45 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 58.70 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 140 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Cone Relief\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: Regular Spiral\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\u003eMaterial\u003c\/strong\u003e: Solid Carbide Ultra Fine Grain\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Bright\/Uncoated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Aluminum and Non-Ferrous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: Yes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: m7\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute by Diameter Ratio\u003c\/strong\u003e: 5xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.172 pounds\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23241634\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: 9057680122000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51737512247602,"sku":"9057680122000","price":590.19,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/faeffe8647702c4060f9038551194483.jpg?v=1788789525","url":"https:\/\/voomisupply.com\/products\/guhring-9057680122000-carbide-jobber-drill-12-20mm","provider":"Voomi Supply","version":"1.0","type":"link"}