Round Shank Cobalt Drill Bit, HSS Co Twist Drill Bit for Metal Drilling, Compatible with Hand Drill & Bench Drill for Stainless Steel Aluminum Copper Iron
Multiple Size Options: available in a wide range of sizes from 2.5 mm (0.0984 in) up to 12.5 mm, with corresponding total lengths and working lengths designed for precise drilling across different applications
HSS Cobalt Material: made from high-speed steel with cobalt (HSS-Co), offering greater hardness and improved drilling efficiency. Maintains strong performance under high temperatures and provides 2–3 times longer service life compared to standard drill bits
135° Split Point Design: the 135° point angle allows accurate positioning and quick penetration, reducing slipping and enabling smooth drilling starts
Deep Spiral Flute: the spiral flute design efficiently removes chips generated during drilling, ensuring smooth chip evacuation and reducing the risk of overheating or bit damage caused by clogging
Wide Compatibility: the universal round shank fits most hand drills and bench drills. Suitable for drilling stainless steel, aluminum alloy, cast iron, wood, and other common materials
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