... GIF,TIFF, PCX,TAG,CDR,DWG,DXF files, etc.8.In comparison with punching it gives a superior edge finish ... kitchenware, medical appliance etc.. Materials:Steels, sheetmetal, aluminium, mild steel,stainless steel, carbon steel, , alloy steel, spring steel, nickel steel, ... brass, copper sheet, silver,titanium,chromium,steel alloys,steel cutlery,steel cylinders,steel foil,steel mesh,steel pallet,steel panels ...