A set of drill bits with a cylindrical shank made of high-speed steel HSS 4241. Thanks to the titanium nitride coating, they efficiently dissipate heat and do not blunt when working in hard steel grades.
- The rake angle of the blade is 135 °, the so-called split point allows drilling even without using a punch first.
- Made according to DIN 338 for professional use in industry.
- Drill bit with a cylindrical shank designed for standard self-locking and key drill chucks.
- The set includes 190 drills in 27 sizes.