{"product_id":"guhring-9003290006000-cobalt-stub-drill-0-60mm","title":"Guhring 9003290006000 Cobalt Stub Drill 0.60mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9003290006000 is a cobalt (M35) stub-length screw machine drill bit designed for precision drilling in tough materials. Built to DIN 1897 standards, it features a 0.60 mm diameter, a 130-degree split point, and a web-thinned tapered web for reduced thrust and cleaner entry. The straight-cylindrical shank measures 0.60 mm in diameter and 17.50 mm in length, with an overall length of 21.00 mm (0.8268 inches). The bright, uncoated finish is well suited for applications where coating buildup or heat retention is a concern. Licensed machinists, tool and die makers, and precision CNC operators are the primary installers of this bit.\u003c\/p\u003e\u003cp\u003eThis drill bit is engineered for use in titanium alloy and similarly demanding workpiece materials where cobalt M35 grade tooling is required. The stub-length design provides added rigidity in short-reach drilling applications, making it appropriate for screw machine operations, precision CNC work, and tight-clearance setups where a standard-length bit would flex or deflect. The 3xD flute-to-diameter ratio keeps the flute length at 3.50 mm, limiting chip packing in short-depth holes.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eCobalt M35 tool material for heat resistance and durability in titanium alloy and hard metals\u003c\/li\u003e\n\u003cli\u003e130-degree point angle with web thinning for reduced entry thrust and accurate positioning\u003c\/li\u003e\n\u003cli\u003eStub-length (DIN 1897) design adds rigidity and minimizes deflection in short-reach applications\u003c\/li\u003e\n\u003cli\u003eStraight-cylindrical shank fits standard drill chucks and collet holders without adaptation\u003c\/li\u003e\n\u003cli\u003eBright\/uncoated finish maintains dimensional accuracy and avoids coating interference in sensitive applications\u003c\/li\u003e\n\u003cli\u003eRight-hand, regular-spiral, 2-flute configuration for efficient chip evacuation in through and blind holes\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style precision drill bit conforming to DIN 1897 stub-length standards, suitable for use in standard drill chucks, ER collets, and screw machine spindles accepting a 0.60 mm straight-cylindrical shank. Primary workpiece material rating is titanium alloy.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and operation of this drill bit should be performed by a qualified machinist or CNC technician. Ensure the spindle and work-holding are fully stopped and locked out before changing tooling. Verify chuck or collet concentricity before seating the shank to prevent runout-induced breakage at this diameter. At 0.60 mm, the bit is extremely fragile — do not exceed recommended feed rates or apply side-loading forces during operation.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 0.60 mm (0.0236 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 21.00 mm (0.8268 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 3.50 mm (0.1378 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 0.60 mm (0.0236 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 17.50 mm (0.6890 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 3.50 mm (0.1378 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\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\u003eNumber of Flutes\u003c\/strong\u003e: 2\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Regular\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Type\u003c\/strong\u003e: Spiral\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Type\u003c\/strong\u003e: Straight-Cylindrical\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePoint Type\u003c\/strong\u003e: Standard\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\u003eFlute-to-Diameter Ratio\u003c\/strong\u003e: 3xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: +0.000 to -0.010 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Titanium Alloy\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 329\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 1897\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLength Type\u003c\/strong\u003e: Stub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.024 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: 9003290006000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51727794831666,"sku":"9003290006000","price":131.58,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/500bcb13630365f3f57c8d23a0b7b46b.jpg?v=1788682520","url":"https:\/\/voomisupply.com\/products\/guhring-9003290006000-cobalt-stub-drill-0-60mm","provider":"Voomi Supply","version":"1.0","type":"link"}