Ground right, cylindrical shank.
The asymmetrical shape of the grooves removes chips very well.
Working diameter
D : 4.5 mm.
Working length
L : 8 mm.
Overall length
L1 : 38 mm.
Stem: cylindrical
D1 : 3.175mm
Angle 138 °

Material :: tungsten carbide.
Purpose: Fiberglass, carbon fiber, steel, non-ferrous metals and plastics.