{"product_id":"guhring-9060700040000-straight-flute-drill-bit-4mm","title":"Guhring 9060700040000 Straight Flute Drill Bit 4mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThe GUHRING 9060700040000 is a straight-flute solid carbide drill bit designed for precision drilling in aluminum, cast iron, and similar non-ferrous and ferrous materials. Built from sub-micrograin carbide, it holds a sharp 130-degree point angle and features a web-thinned tip to reduce thrust and improve centering on entry. The bright, uncoated finish makes it well suited for aluminum applications where coating adhesion or built-up edge is a concern. Coolant-through capability allows internal coolant delivery to the cutting zone, extending tool life and improving chip evacuation in deep-hole operations. This bit is sized at 4.00 mm diameter with a 6.00 mm shank and carries an m7 diameter tolerance.\u003c\/p\u003e\n\u003cp\u003eThis drill bit is used in CNC machining centers, drill presses, and manual machine tools where tight hole tolerances are required. The 10xD flute-to-diameter ratio and 71.00 mm maximum drilling depth support deeper hole applications relative to the tool diameter. It is appropriate for light-duty production environments as well as toolroom and maintenance machining. The right-hand cutting direction is standard for conventional spindle rotation. Machinists and tooling specialists working with aluminum castings, non-ferrous alloys, and gray cast iron will find this bit fits common high-precision drilling requirements.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003eStraight-flute geometry suited for drilling aluminum and cast iron with reduced chatter\u003c\/li\u003e\n  \u003cli\u003eSub-micrograin solid carbide construction for edge retention and dimensional stability\u003c\/li\u003e\n  \u003cli\u003e130-degree point angle with web-thinning for improved centering and reduced entry thrust\u003c\/li\u003e\n  \u003cli\u003eCoolant-through design for internal coolant delivery during deep-hole drilling\u003c\/li\u003e\n  \u003cli\u003eBright, uncoated finish minimizes material adhesion when machining aluminum\u003c\/li\u003e\n  \u003cli\u003em7 diameter tolerance for consistent, repeatable hole sizing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eDesigned as a Series 6070 straight-flute carbide drill for use in standard CNC and manual machine tool spindles accepting a 6.00 mm shank; primary workpiece materials are aluminum (material code K) and cast iron (material code N).\u003c\/p\u003e\n\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\n\u003cp\u003eInstallation should be performed by a qualified machinist following standard tooling and workholding procedures. Ensure the spindle and collet or chuck are clean and properly torqued before seating the shank. When using the coolant-through feature, verify that the machine coolant system pressure and flow rate are compatible with internal-coolant tooling before operation. Never exceed the tool manufacturers recommended feed and speed parameters for the workpiece material.\u003c\/p\u003e\n\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Type\u003c\/strong\u003e: Straight Flute\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 4.00 mm (0.1575 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: Sub-Micrograin Solid Carbide\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\u003eFlute Length\u003c\/strong\u003e: 77.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOverall Length (OAL)\u003c\/strong\u003e: 121.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Diameter\u003c\/strong\u003e: 6.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eShank Length\u003c\/strong\u003e: 36.00 mm\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaximum Drilling Depth\u003c\/strong\u003e: 71.00 mm (2.795 inches)\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlute by Diameter Ratio\u003c\/strong\u003e: 10xD\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: m7\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeb Thinning\u003c\/strong\u003e: Web-Thinned\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCoolant Through\u003c\/strong\u003e: Yes\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: Cast Iron\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSeries\u003c\/strong\u003e: 6070\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.022 pounds\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: 9060700040000\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"GUHRING","offers":[{"title":"Default Title","offer_id":51749439144242,"sku":"9060700040000","price":358.49,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/68dce1906d55279afa43fa726192982c.jpg?v=1788906112","url":"https:\/\/voomisupply.com\/products\/guhring-9060700040000-straight-flute-drill-bit-4mm","provider":"Voomi Supply","version":"1.0","type":"link"}