General description This high-speed steel (HSS) step drill bit is designed for drilling holes from 6 mm up to 20 mm in diameter, with increments of 2 mm. It allows you to create multiple hole sizes with a single bit, making it ideal for tasks requiring different hole diameters in materials up to 4 mm thick. The drill features a shank diameter of 8 mm and is suitable for use in various drilling applications where precise, stepped holes are needed. Technical specifications Size range: 6 mm to 20 mm in 2 mm increments Maximum material thickness: 4 mm Material: High-Speed Steel (HSS) Shank diameter: 8 mm Compatibility and accessories Compatible with standard drill chucks that accept 8 mm shank bits Suitable for use with electric drills and drill presses Installation Insert the shank into the drill chuck and tighten securely Ensure the drill is set to appropriate speed for metal drilling Usage Mark the desired hole location on the material Secure the material to prevent movement during