cold chisel material: railway steel (65Mn) size:200*13.5mm,250* ... ,250*14.5mm,300*14.5mm, Our factory special produce COLD CHISEL ,hexagonal chisel Dimater size: 13.5mm,14.5mm,16mm ... ,18mmLength size: 150mm,200mm,250mm,300mm,350mm,400mm Chisel without handle or with round,square,trigonal rubber grip We could produce ... trying to be your long term, good reliable supplier of cold chisel in future.