{"product_id":"guhring-9006600007400-micro-drill-bit-no-69-cobalt-tin","title":"Guhring 9006600007400 Micro Drill Bit No. 69 Cobalt Tin","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe GUHRING 9006600007400 is a cobalt micro drill bit designed for precision drilling in demanding materials. Built to DIN 1899 standards, it carries a No. 69 wire gauge size with a decimal diameter of 0.0292 inches. The bit features a 118-degree faceted point, a spiral flute, and a straight-cylindrical shank with a 1.00 mm shank diameter. A titanium nitride (TiN) coating reduces friction and extends tool life in production environments. Overall length is 0.984 inches, with a maximum drilling depth of 0.145 inches. This tool is intended for use by machinists, tool-and-die technicians, and precision manufacturing professionals.\u003c\/p\u003e\n\u003cp\u003eThis micro drill is primarily suited for drilling aluminum and non-ferrous materials, with a secondary rating for titanium alloys. The 5xD flute-by-diameter ratio supports chip evacuation in short, blind, or through-hole applications at this diameter range. The web-thinned, tapered web configuration reduces thrust load at entry, making it practical for tight-tolerance work in aerospace, medical device, and precision mechanical assemblies. Right-hand cut orientation is standard for conventional drill press and CNC spindle use. This is a Series 660 tool manufactured to DIN 1899 specification.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eNo. 69 wire size, 0.0292-inch decimal diameter with tolerance of +0.000 to -0.004 mm\u003c\/li\u003e\n  \u003cli\u003e118-degree faceted drill point for clean entry on aluminum and titanium alloy workpieces\u003c\/li\u003e\n  \u003cli\u003eTiN coating reduces friction and improves tool life in production drilling applications\u003c\/li\u003e\n  \u003cli\u003eWeb-thinned tapered web lowers thrust force at the cutting edge\u003c\/li\u003e\n  \u003cli\u003eSpiral flute geometry supports chip clearance in 5xD depth applications\u003c\/li\u003e\n  \u003cli\u003eManufactured to DIN 1899 specification, Series 660\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a DIN 1899 Series 660 micro drill for use in standard straight-shank drill chucks and collet systems accepting a 1.00 mm shank. Primary workpiece material rating is aluminum (K, M, N, P material codes); secondary rating covers titanium alloys (S material code).\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation and use should be performed by qualified machinists or tooling technicians familiar with micro-diameter drill handling. Secure the straight-cylindrical shank in a precision collet or drill chuck rated for the shank diameter before operation. At micro diameters, runout in the spindle or chuck can cause immediate tool breakage — verify TIR before drilling. No coolant-through capability is present on this bit; external coolant or cutting fluid application is recommended when drilling titanium alloys.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Wire)\u003c\/strong\u003e: No. 69\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter (Decimal Inch)\u003c\/strong\u003e: 0.0292 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\u003eOverall Length\u003c\/strong\u003e: 0.984 inches\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 0.145 inches (3.69 mm)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 4.80 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 1.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Spiral\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Regular\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Faceted\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Tapered, Web-Thinned\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: +0.000 to -0.004 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: TiN (Titanium Nitride)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Cobalt\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute by Diameter Ratio\u003c\/strong\u003e: 5xD\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\u003eSecondary Workpiece Material\u003c\/strong\u003e: Titanium Alloy\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 660\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSpecification\u003c\/strong\u003e: DIN 1899\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUNSPSC Code\u003c\/strong\u003e: 23241600\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: GUHRING\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 9006600007400\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51730428920114,"sku":"9006600007400","price":302.9,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/21625d1f01f4121d630cc1d1a60ed768.jpg?v=1788717298","url":"https:\/\/voomisupply.com\/products\/guhring-9006600007400-micro-drill-bit-no-69-cobalt-tin","provider":"Voomi Supply","version":"1.0","type":"link"}