galvanized pressure screw
- retains its fit even after very frequent washing
- for machining flat components such as stamped and pressed parts
- Chip ejection in cutting direction
For cooling channel drills 3 - 6 mm
Spiralbohrer PRETEC, HSS Typ N gefräst 249500 galvanized pressure screwVersion 102000 and 102050: made of HSS Cone surface grinding Gouging from 14,25 mm steam treated Use 102000 and 102050: Standard twist drill for general machining in alloyed, unalloyed steel, cast steel, gray cast iron, malleable cast iron, ductile cast iron, sintered iron, nickel silver, and graphite. Version 102350: made from HSS Co Cone surface grinding Gouging from 10,00 mm steam treated Use 102350: Alloyed, unalloyed steels and cast types over