... machine,Wire-electrode cutting,Shot blasting,injection machine,CNC machine,milling machine,drilling machineElectric pulse,Projecting apparatus ... steel, iron,grey iron, ductile iron, cast iron,alloy,zinc,brass, copper,bronze,or aluminum all kinds of ... . Gavalnizing, polishing, painting, etc Machining machining center, CNC, conventional machines, all current processing methods Surface treatments: shot ...