Proto Roll Pin Punches
One piece design for strength and durability.
Reverse taper to help prevent binding.
Made from S2 steel and specially heat-treated for greater strength and durability.
Modified parabolic striking end to help reduce mushrooming and chipping.
Black oxide finish to help prevent rust corrosion; extending tool life and performance.
A polished identification panel on one of the flats is marked with the tool number and size in a black inlay.