Astmikpuur size/size: 12 HSS

ø1: 6.0mm, ø2: 32.0mm, steps: 9 (90°, 6 - 9 - 12 - 16 - 20 - 22.5 - 25 - 28.5 - 32mm), ø3: 10.0mm, L1: 76mm, The CBN ground and spiral flutes: quiet running and high cutting performance, optimized chip flow protects the cutting edges and reduces built-up edges and cold weld marks: even long non-breaking chips will be removed easily, cone makes it easier to withdraw the tool from the material. High speed steel, split point, for steel<900N/mm², aluminium, brass and plastics, also for bronze and cast iron
HSS
size/size: 12