Description This cobalt HSS drill bit set is designed for high-performance drilling in stainless steel and high-alloy steels. Made with 5% cobalt, these drill bits offer excellent heat and abrasion resistance, ensuring long-lasting durability even under intensive use. The robust core structure enhances strength and longevity. The 135° cutting tip allows for immediate starting and precise drilling by reducing wandering. These drill bits meet DIN 338 standards and are suitable for professional and heavy-duty applications. Technical Specifications Type: Cobalt HSS drill bits Diameter: 8.0 mm Total length: 117 mm Working length: 75 mm Material: High-speed steel with 5% cobalt Standards: DIN 338 Package quantity: 5 pieces Compatibility and Accessories Compatible with standard drill chucks for metal drilling Suitable for use with drill presses and handheld drills Installation Insert the drill bit into the drill chuck and tighten securely Ensure the drill is set to appropriate speed for