The MYWISH Titanium-Coated Step Drill Bit delivers precision, durability, and performance for both professionals and DIY users. Made from high-speed steel with a titanium coating, it offers exceptional heat, rust, and corrosion resistance for longer service life. The dual straight-flute design ensures smoother cutting and faster chip removal, while the tri-flatted shank provides a firm grip to prevent slipping under torque. With 10 step sizes ranging from 1/4 in. to 1-3/8 in. this step bit efficiently drills clean holes through steel sheets, aluminum, copper, wood, and plastic. Laser-etched size markings ensure easy identification for precision metalworking.