... Easily cut almost any metal including: steel, stainless steel, aluminum, brass, copper, iron LW426 steel Laser Welding machine for saleSpecifications:TIG Welder - Uses a ... weld metal.ARC/MMA Welder - Use standard welding rods to weld metal including steel, and aluminum.Plasma cutter uses plasma arc and ... thickness (mm) : 1-12Arc mode High-frequency Contact High-frequency steel laser welding machine