STAHLWERK HSS step drill / cone drill set 6 parts with TiN coating, countersunk drill / metal drill for precise drilling of alloyed and non-alloyed steels including automatic center punch and aluminum case

Manufactured with an extremely hard titanium nitrite coating (TiN), the HSS step drills master every challenge. The precision-ground cone drills reliably drill into the metal to be processed. Thanks to the durable TiN coating, the countersink drills are heat-resistant, wear-resistant and ensure a long service life and a long service life. The coated step drills have a service life that is up to 400% longer than conventional HSS drills and are suitable for alloyed and non-alloyed steels such as cast iron, non-ferrous metals and plastics. For safe transport, the metal drills are delivered well sorted in a robust aluminum case. The different sizes of the cones are clearly listed both on the cone drills themselves and in the aluminum case. The complete set consists of 5 step drills in different sizes and a high-quality automatic center punch. The cone drill set is particularly suitable for professional use in industry, crafts and DIY.