Hole punching tools WO Round hole punches Punches for round hole punching: • in sheet metal of switchgears, desktops • for signal lamps, glands, buttons • maximum sheet metal thickness up to 2 mm (at Rm<450MPa, e.g. type St3S) if using GW or GW_2 heads, maximum sheet metal thickness up to 3 mm • made of high-strength steel • increased durability of punching elements and bolt/pin • up to 0 38,5 mm waste is cut into two parts for easier removal, at larger diameters waste is strongly deformed and therefore easy to remove WO punches working with hand set, GW, GW 2 hydraulic and battery powered punch EWHE 80, hydraulic punches WHE 80, WH 100, WHP 1. NOTE: bolt and pin to be ordered separately For toothed punches use hydraulic drive.