The Metal Drill Bit for Drill 10-45mm is a versatile tool that can handle a wide range of drilling tasks. With its multi-stage design, it offers 8 different diameter options (10, 15, 20, 25, 30, 35, 40, 45mm) to suit various needs. Made from high-quality HSS stainless steel, both the drill holders and cone drills are built to last. One of the key features of this drill bit is its time-saving capabilities. The high-speed steel construction reduces heat and friction, allowing for quick cooling and automatic debris removal during drilling. The spiral design also helps prevent slipping, making drilling easier and more efficient. This drill bit is suitable for processing thin iron plates, aluminum, insulation boards, sheet metal PVC, wood panels, and other materials up to 3mm thick. It comes with a hexagon shank for easy attachment to your drill. The package includes 1 x step drill, ensuring you have everything you need to get started. The Metal Drill Bit for Drill 10-45mm is a reliable and durable tool. Its double-edged design prevents metal charges from flying off and removes chips faster, ensuring a safer and more efficient drilling experience. The titanium coating adds an extra layer of durability, allowing the drill bit to be used continuously for many years without compromising quality. With laser-etched reference marks on each drill bit, you can achieve precise and accurate drilling, whether it's for large or small diameter holes. The step drill bit is compatible with a wide range of materials, including steel, brass, wood, and plastic. It is a great tool for any size job site. Invest in the Metal Drill Bit for Drill 10-45mm and experience the convenience and performance it offers. Its high-quality HSS steel construction and titanium coating ensure long-lasting durability. Whether you're a professional or a DIY enthusiast, this drill bit is a must-have for your toolbox. Key Features: Multi-stage design with 8 diameter options Made from high-quality HSS stainless steel Time-saving with quick cooling and automatic debris removal Suitable for various materials up to 3mm thick Double-edged design for safer and more efficient drilling Titanium coating for long-lasting durability Laser-etched reference marks for precise drilling Compatible with a wide range of materials