Step drill HSS TiN Ø4-40mm, 15 steps

WERT HSS step drill. Designed for drilling sheet metal. Made of tin, with titanium coating. The drill has a tail size of 12 mm. The nozzle is 6 times stronger than ordinary HSS drill bits. It has a two-channel system for smooth drills without cracks.
The WERT HSS step drill has 17 different diameters of the drilled holes. They can be made with just one tool. The drilling diameters are: 4, 6, 8, 10, 12, 14, 16, 18, 20, 22, 24, 26, 28, 30, 32, 36 and 40 mm.