Set of 3 stepped drills for metals HSS-TI, titanium-coated. Ensures smooth drilling without burrs in various diameters, with one drill. It is suitable for drilling round holes and further enlarging existing ones without pre-drilling. Essential for quick, smooth, and clean cuts in hard metals (Inox, cast) as well as simple iron, aluminum, brass, etc. The set includes the 3 stepped drills with their wooden storage case.