1.stamping part 2.material including iron,steel, stainless steel,copper,aluminum etc ... ,alloy steel,tinplate and other metals,alloy,Facility:electric welder,stamping machine, welding machine , punching machine,drilling machine Punching ability, ... from 5 T to 60TProcessing:shearing, stamping,welding,threading,drilling, assembling and so on.Surface treatmentaccording to ...