This step drill bit is designed for smooth and precise drilling in metal, plastic, and wood. Made from premium HSS4341 high-speed steel, it offers exceptional durability and a long lifespan. The titanium-coated finish reduces friction and heat, ensuring cleaner cuts and extended performance. With 2mm increments per step, it provides versatility for a wide range of hole sizes.
Material: HSS4341 high-speed steel
Size range: 4–32mm
Step increment: 2mm per step
Surface finish: Titanium coating for smooth drilling