... including: steel, stainless steel, aluminum, brass, copper, iron & cast iron. LW426 Laser Welding machine for saleSpecifications:TIG Welder - Uses a special Tungsten tip ... metal including: steel, stainless steel, aluminum, brass, copper, iron and cast iron. Clean, accurate cuts.Air Regulator/Air Filter - Adjust air ... ) : 1-12Arc mode High-frequency Contact High-frequency laser welding machine for sale