Since 1907 ProtoR punchs and chisels are made from tough alloy steel and offer the Professional Advantage you need for top quality craftsmanship
ProtoR punches and chisels are hardened quenched and tempered to precise specifications for durable hard tips and cutting edges Each ProtoR punch and chisel offers a modified parabolic struck end for greater resistance to mushrooming and chipping Every ProtoR cold chisel is designed with a cutting edge that is hand ground to exact angles for cutting through soft cast iron, brass, copper, aluminium, mild steel, bolts and rivets ProtoR standard duty punches have a two piece design that allows the tip to have a separate hardness to prevent peening and alows the tip to be produced straighter elimnating binding
