74pcs M35 Cobalt HSS CO Drill Bit Set Twist Drills Combination Tools Twist Drill Bit Set for Aluminum Copper Soft Alloy Steel Wood Plastic Angle Iron 1.0-8.0mm

M35 Cobalt Alloy Construction: Crafted from a blend of highspeed steel with 5% cobalt, our drill bits boast exceptional hardness, and red hardness at high temperatures, ensuring they stand up to rigorous drilling demands in heavyduty applications
135° SplitPoint Tip: The splitpoint design, sharpened to a 135-degree angle, facilitates rapid penetration and reduces thrust, minimizing walking. This feature promotes cleaner holes, especially on hard and slippery surfaces like stainless steel
Materials: Engineered to excel in tough drilling environments, these bits effortlessly penetrate stainless steel, cast iron, sheet metals, and dense steel plates, making them the goto choice for automotive repair, machinery fabrication, and metalworking professionals
Ground Blades: Each bit undergoes meticulous grinding to achieve a mirrorlike finish and ultrasharp cutting edges that maintain their sharpness over extended use. This level of precision ensures consistent hole quality, reducing the need for frequent replacements
Comprehensive Bit: Our set thoughtfully compiles a broad range of sizes from 1.0mm to 8.0mm, including multiple quantities of commonly used diameters. The inclusion of a variety of sizes caters to diverse project requirements, from intricate detailing to substantial hole creation

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