{"product_id":"hertel-30002600-circuit-board-drill-bit-no-71-0-66mm","title":"Hertel 30002600 Circuit Board Drill Bit No. 71 0.66mm","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe HERTEL 30002600 is a solid carbide circuit board drill bit designed for precision drilling in printed circuit board (PCB) fabrication and electronics manufacturing. Sized at wire gauge No. 71, with a decimal inch diameter of 0.0260 inches (0.66 mm), this bit delivers the tight tolerances that PCB work demands. The fast spiral flute geometry and 35-degree helix angle promote efficient chip evacuation, reducing heat buildup during high-speed operation. The bright polished finish minimizes friction and helps maintain dimensional accuracy through extended use. This bit is installed and used by electronics technicians, PCB fabricators, and precision machining professionals.\u003c\/p\u003e\u003cp\u003eThis drill bit is suited for drilling small-diameter through-holes and vias in circuit board substrates as well as light-duty precision drilling in cast iron, non-ferrous metals, and steel. The tapered web configuration adds rigidity at the cutting edge, making it appropriate for applications where hole placement accuracy and clean entry are critical. With a 0.5-inch flute length and 1.5-inch overall length, it fits standard PCB drilling spindles and compatible CNC or manual drill press chucks accepting a 0.0260-inch shank.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid carbide construction for rigidity and wear resistance in small-diameter drilling\u003c\/li\u003e\n\u003cli\u003eNo. 71 wire gauge size, 0.0260 inches (0.66 mm) diameter\u003c\/li\u003e\n\u003cli\u003eFast spiral flute with 35-degree helix angle for efficient chip removal\u003c\/li\u003e\n\u003cli\u003e118-degree drill point angle for accurate starting and clean hole entry\u003c\/li\u003e\n\u003cli\u003eTapered web configuration adds cutting-edge strength\u003c\/li\u003e\n\u003cli\u003eBright polished coating reduces friction and aids chip flow\u003c\/li\u003e\n\u003cli\u003eHeavy-duty grade rated for cast iron, non-ferrous metals, and steel\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned for use in PCB drilling applications and compatible with drill press spindles or CNC drilling equipment accepting a 0.0260-inch straight shank.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eThis bit is installed by electronics technicians or precision machinists operating manual or CNC drill presses. Secure the shank fully in the collet or chuck before operation and verify runout is within acceptable tolerance for the application. Always match spindle speed to the material and bit diameter per the tooling manufacturer recommendations. Inspect the cutting edges before each use, as solid carbide bits can chip if subjected to lateral loading or improper feed rates.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Wire Gauge)\u003c\/strong\u003e: No. 71\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter (Decimal Inch)\u003c\/strong\u003e: 0.0260 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter (mm)\u003c\/strong\u003e: 0.66 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter (Decimal Inch)\u003c\/strong\u003e: 0.0260 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eShank Diameter (mm)\u003c\/strong\u003e: 0.66 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\u003eFlute Length\u003c\/strong\u003e: 0.5 inches (12.70 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOverall Length\u003c\/strong\u003e: 1.5 inches (38.10 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpiral Type\u003c\/strong\u003e: Fast\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHelix Angle\u003c\/strong\u003e: 35 degrees\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeb Configuration\u003c\/strong\u003e: Tapered\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCutting Direction\u003c\/strong\u003e: Right Hand\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTool Material\u003c\/strong\u003e: Solid Carbide\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCoating\/Finish\u003c\/strong\u003e: Bright Polished\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Grade\u003c\/strong\u003e: Heavy-Duty\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDiameter Tolerance\u003c\/strong\u003e: -0.0005 to +0.0000 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Application\u003c\/strong\u003e: Cast Iron, Non-Ferrous Metals, Steel\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePackage Quantity\u003c\/strong\u003e: 1\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight\u003c\/strong\u003e: 0.08 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: HERTEL\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eManufacturer Part Number\u003c\/strong\u003e: 30002600\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTEL","offers":[{"title":"Default Title","offer_id":51747902652722,"sku":"30002600","price":25.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/b5d840dfef113ed84e65514361c389d2.jpg?v=1788886883","url":"https:\/\/voomisupply.com\/products\/hertel-30002600-circuit-board-drill-bit-no-71-0-66mm","provider":"Voomi Supply","version":"1.0","type":"link"}