{"product_id":"hertel-30204100-circuit-board-drill-bit-size-59-solid-carbide","title":"Hertel 30204100 Circuit Board Drill Bit Size 59 Solid Carbide","description":"\u003ch3\u003eProduct Description\u003c\/h3\u003e\u003cp\u003eThe HERTEL 30204100 is a solid carbide circuit board drill bit designed for precision drilling in printed circuit board fabrication and small-diameter hole applications. Built to wire gauge size 59, it measures 0.0410 inches (1.04 mm) in diameter with a 130-degree drill point angle optimized for clean entry and reduced walking on hard, flat surfaces. The fast spiral flute geometry and 35-degree helix angle promote efficient chip evacuation in deep or repeated-pass drilling. At 1.5 inches overall length with a 1\/8-inch straight shank, this bit is sized for use in CNC drill spindles and precision hand-held drilling equipment.\u003c\/p\u003e\u003cp\u003eThis drill bit is suited for small-bore drilling operations across a range of metalworking and electronics manufacturing applications. The solid carbide construction and bright uncoated finish make it appropriate for drilling alloy steel, carbon steel, cast iron, stainless steel, high-temperature alloys, and titanium. Right-hand cut geometry and a tapered web configuration support consistent hole quality in both production and repair environments. Machinists, toolroom technicians, and PCB fabrication operators are the typical end users.\u003c\/p\u003e\u003ch4\u003eKey Features\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003eSolid carbide construction for rigidity and wear resistance in hard materials\u003c\/li\u003e\n\u003cli\u003eWire gauge size 59 — 0.0410 inches (1.04 mm) diameter\u003c\/li\u003e\n\u003cli\u003e130-degree drill point angle for clean, accurate entry\u003c\/li\u003e\n\u003cli\u003eFast spiral flute with 35-degree helix angle for efficient chip evacuation\u003c\/li\u003e\n\u003cli\u003e1\/8-inch straight shank compatible with standard collets and CNC spindles\u003c\/li\u003e\n\u003cli\u003eBright uncoated finish — no coating buildup affecting dimensional accuracy\u003c\/li\u003e\n\u003cli\u003eRight-hand cut with tapered web for consistent hole geometry\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch4\u003eCompatibility\u003c\/h4\u003e\u003cp\u003eDesigned as an OEM-style small-diameter drill bit for use in CNC drilling machines, precision bench drills, and handheld micro-drilling equipment accepting a 1\/8-inch straight shank. Suitable for drilling alloy steel, carbon steel, cast iron, stainless steel, high-temperature alloys, and titanium as stated by the manufacturer.\u003c\/p\u003e\u003ch4\u003eInstallation Notes\u003c\/h4\u003e\u003cp\u003eInstallation and use should be performed by qualified machinists or toolroom technicians familiar with small-diameter carbide tooling. Secure the 1\/8-inch shank fully in a compatible collet or chuck before operation to prevent runout and bit breakage. Carbide bits are brittle — avoid side loading, interrupted cuts without proper feed control, and contact with hard fixtures. Follow machine manufacturer guidelines for spindle speed and feed rate selection appropriate to the workpiece material.\u003c\/p\u003e\u003ch4\u003eTechnical Specifications\u003c\/h4\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Size (Wire Gauge)\u003c\/strong\u003e: 59\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDrill Bit Diameter\u003c\/strong\u003e: 0.0410 inches (1.04 mm)\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: 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\u003eShank Diameter\u003c\/strong\u003e: 0.1250 inches (1\/8 inch \/ 3.18 mm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eFlute Length\u003c\/strong\u003e: 0.4000 inches (3\/8 inch)\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\u003eDrill Bit Diameter Tolerance\u003c\/strong\u003e: -0.0003 to 0.0000 inches\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial Application\u003c\/strong\u003e: Alloy Steel, Carbon Steel, Cast Iron, High-Temperature Alloy, Stainless Steel, Titanium\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: 0.1 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: 30204100\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"HERTEL","offers":[{"title":"Default Title","offer_id":51753004466482,"sku":"30204100","price":14.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0270\/4519\/9983\/files\/89e413772638e68830506ae17baf23b1.jpg?v=1788932049","url":"https:\/\/voomisupply.com\/products\/hertel-30204100-circuit-board-drill-bit-size-59-solid-carbide","provider":"Voomi Supply","version":"1.0","type":"link"}