... with high hardenability. Impact-resistant, tungsten-alloyed cold-work tool. 4.ApplicationsFor cutting tools (dies, punchers) for plate, ... to 12 mm thickness, trimming and spliting dies, cold piercing punches, performing punches, shear blades, chipping knives, pneumatic chisels ... , coining tools, cold shear blades, ejectors. 5.Tool steel 1.2250 specification as following : Round bar Grade1. ...