{"product_id":"guhring-9007300070000-screw-machine-drill-bit-7mm","title":"Guhring 9007300070000 Screw Machine Drill Bit 7mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe GUHRING 9007300070000 is a stub-length (screw machine length) solid carbide drill bit designed for precision hole-making in production and maintenance environments. Measuring 7.00 mm (0.2756 inches) in diameter, it features a 118-degree faceted point and a regular spiral flute configuration with web thinning for improved chip evacuation and reduced thrust. The overall length is 74.00 mm with a 34.00 mm flute length, keeping the bit rigid and accurate in short-reach applications. Manufactured to DIN 6539 standards using micrograin carbide, this bit delivers consistent performance in general-purpose drilling operations where dimensional accuracy and tool life matter.\u003c\/p\u003e\u003cp\u003eThis drill bit is rated for aluminum as its primary workpiece material and suits general-purpose drilling in production shops, machine shops, and maintenance applications. The straight-cylindrical shank (7.00 mm diameter, h8 tolerance) seats directly in standard drill chucks and collet holders. The stub body length reduces deflection in drill press and CNC machining center setups, making it a common choice for repetitive short-depth holes. Maximum drilling depth is 0.925 inches (23.50 mm), consistent with its 3xD flute-to-diameter ratio. Right-hand cut, two-flute spiral design handles chip clearance efficiently in non-ferrous and softer materials.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid micrograin carbide construction for wear resistance and dimensional stability\u003c\/li\u003e\n\u003cli\u003e118-degree faceted point with web thinning reduces entry thrust and improves centering\u003c\/li\u003e\n\u003cli\u003eStub (screw machine) length body minimizes deflection in short-reach drilling\u003c\/li\u003e\n\u003cli\u003eDIN 6539 standard compliance ensures predictable fitment and dimensional accuracy\u003c\/li\u003e\n\u003cli\u003eBright\/uncoated finish suitable for aluminum and general-purpose non-ferrous drilling\u003c\/li\u003e\n\u003cli\u003eStraight-cylindrical shank with h8 tolerance for precise chuck or collet seating\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as a general-purpose stub-length carbide drill bit conforming to DIN 6539, suitable for use in standard drill chucks and collet systems accepting a 7.00 mm straight-cylindrical shank. Rated for aluminum as the primary workpiece material within the 0.2500 to 0.3000 inch (6.50 to 8.00 mm) drill bit size range.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and use should be performed by a qualified machinist or tooling technician familiar with rotating cutting tool safety. Ensure the spindle is fully stopped and the machine is de-energized or locked out before changing tooling. Seat the shank fully and evenly in the chuck or collet and verify runout before commencing a cut. Do not exceed the maximum drilling depth of 0.925 inches per pass without retracting to clear chips.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 7.00 mm (0.2756 inches)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 74.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 34.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 0.925 inches (23.50 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Point Angle\u003c\/strong\u003e: 118 degrees\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\u003ePoint Type\u003c\/strong\u003e: Faceted\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Thinning\u003c\/strong\u003e: Web-Thinned\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: 7.00 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: h8\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide, Micrograin\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Bright\/Uncoated\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePrimary Workpiece Material\u003c\/strong\u003e: Aluminum\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: No\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute by Diameter Ratio\u003c\/strong\u003e: 3xD\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Length Type\u003c\/strong\u003e: Stub\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Performance\u003c\/strong\u003e: General Purpose\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 730\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandard\u003c\/strong\u003e: DIN 6539\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.032 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: 9007300070000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51752502657330,"sku":"9007300070000","price":69.59,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/e1921a5ddc478e7ad7240d9f7bd1ef7a_3c3c72b8-2901-41e6-b40b-0295b4bdac84.jpg?v=1788928665","url":"https:\/\/voomisupply.com\/products\/guhring-9007300070000-screw-machine-drill-bit-7mm","provider":"Voomi Supply","version":"1.0","type":"link"}