YAG Laser Stainless Steel Cutting Machinery 1.CE ISO9001 2.German Yag Laser 3. ... advertising, billboard, metal processing, high-low voltage electric cabinet, textile machinery, kitchenware, medical appliance etc..Materials:Steels, sheetmetal, aluminium, mild ... steel, , alloy steel, spring steel, nickel steel,iron,brass, copper sheet, silver,titanium,chromium,steel alloys,steel cutlery,steel cylinders ...