Characteristics 1 : Model with 3 cutting edges for a more precise cut, avoiding distortion of the sheet - Characteristics 2 : Punches 1/2" (12,7mm) to 1 3/8" (35mm) with a fine screw pitch thread to reduce working effort. - Uses : Designed for quick and clean hole forming from 1/2 "(12,7 mm) to 3" (75 mm), in sheets of steel, non ferrous metrals and plastics.
