This product is a pulse argon arc welding machine, with sturdy and long-lasting sprayed-iron housing for reliable arc starting and smooth arc, and high electrical and thermal conductivity of copper wire. Adopts 50A to 600A current MCU control system, IGBT inverter technology, magnetic ring transformer, and other high technology, offering stable working performance. It can be used for welding a variety of materials, including pure gold, cobalt-chromium alloy, pure titanium, etc., to meet the user's various welding needs at the same time. Small size, easy and stable operation, maintenance free, suitable for beginners and professionals. Features: 【High Cost-effectiveness】:This product is a pulse argon arc welding machine, the cost of equipment and operating costs are much lower than the laser welding machine, and at the same time equipped with the function of a laser welding machine, cost-effective. Strictly in accordance with international standards and user requirements for the use of the production process. 【Sturdy Structure】:The sprayed-iron housing structure is sturdy and long-lasting, with reliable arc starting and smooth arc, and high electrical and thermal conductivity of copper wire. 【High-tech Design】:Adopts 50A to 600A current MCU control system, IGBT inverter technology, magnetic ring transformer, and other high technology, offering stable working performance. 【Multifunctional Design】:It can be used for welding a variety of materials, including pure gold, cobalt-chromium alloy, pure titanium, etc., to meet the user's various welding needs at the same time. 【Multi-parameter Adjustable】:Automatic matching current and voltage, welding current, welding time, and deflate time can be adjusted according to your needs. 【Multi-protections Design】:The protective cover prevents foreign objects from entering the machine. With automatic voltage compensation, overload protecting, over-current protecting, over-temperature protecting, and other multi-protecting functions to avoids accidental injury. 【Easy to Operate】:Small size, easy and stable operation, maintenance free, suitable for beginners and professionals. Specifications: Name: Spots Welding Machine Material: metal Input voltage: 110V, 220V (optional) Input power: 100W Welding voltage: 40V Welding current: 50A-600A Welding time: 3ms-30ms Maximum welding frequency: 1Hz Maximum argon consumption: 5L/min Gassupply pressure: 20.1Mpa Protectng grade: IP21 Item size: 155 * 280 * 235mm / 6.10 * 11.02 * 9.25in Package size: 390 * 210 * 275mm / 15.35 * 8.27 * 10.83in Package weight: 7500g / 16.53lb Packing List: 1 * Spots Welding Machine 1 * Power Cable 1 * Base 1 * Handle 1 * Pressure Gauge 1 * Airhose 1 * Tweezer 1 * Welding Clip 2 * 0.6 Copper Collet 2 * 1.0 Copper Collet 5 * 0.6mm Needle 5 * 1.0mm Needle 1 * Wrench 1 * Grinding Tool