KARNASH Step Drills and Tube and Sheet Drills
General
Available in TITAN-TEC, BLUE-DUR or TiN GOLD coating
3-flat shank for excellent torque transmission
Made from high-alloy steel HSS-XE for a hardness up to 68 HRC
Features
All drills have their diameter laser engraved into the spiral
Spiral fluted or straight fluted
Capacities of 4mm to 60mm