Cold Chisel with rubber handle. 1.Chisel material: #45 carbon steel,drop forged, heat treat ... HARDWARE MACHINERY CO,LTD The details about the Cold Chisel with rubber handle: 1. Cold Chisel material: #45 carbon steel, drop forged ... , heat treatment, 2.Cold Chisel handle material: PVC, rubber,,, 3.Shank: round/hexagonal/octagnoal 4.Edge: point ...