The HSS Standard Drill Bit 8.5mm, packaged in a set of 10, is a versatile and durable drill bit designed for general-purpose drilling in a variety of materials such as wood, metal, and plastic. Made from high-speed steel (HSS), these drill bits provide excellent wear resistance and heat resistance, ensuring long-lasting performance even during extended use. The 8.5mm diameter makes them ideal for tasks that require precise holes, and the packet of 10 offers an economical solution for both professional and DIY projects. These drill bits are suitable for use in power drills or drill presses.