Spot Welding Machine (500W) Specifications Application of Laser Welding MachineApplied for the welding of various metal letters, LED illuminated letters, customized metal signage, and exterior billboardsand metal crafts, etc.Available Metal: Stainless Steel, Brass, Tin, Galvanized Sheet, Cold-Rolled Plates and other Metal PlateFeatures of Laser Welding MachineRed light fast positioning, CCD displayImported Ceramic OpticalChamber which have longer life with high energy efficiency;Able to deal with complex, profiled, or tiny letters.Low noise and no pollution.Ultrafine locating rod makes corner welding easier without changing spot positionLatest adapted 7’ touch screen control panel makes operation more convenient.