EXACT HSS 4mm to 30mm, 3 piece Step Drill Set
For general external turning operations. D style holder incorporates top clamp for increased security. This kit is supplied with 10 x T7325 MT-CVD coated inserts with NMR Chipbreaker. Suitable for roughing machining operations in stainless steel.
FEATURES
HSS step drill with straight tap, two-edged
For burr-free drilling and planing sheet metal, pipes and profiles
No centre-punching necessary, drill bits do not run
Suitable for construction steel, CrNi steel, non-ferrous metals, Plexiglas, plastics and wood up to 6 mm thick
Diameter specification is lasered on every level
Three-faced driving shaft, prevents slipping in the drill chuck
Sets delivered in a plastic case