... welder. 3:Suitable for TIG Argon welding and MMA arc welding, Inverter MMA/TIG Welding MachineDetailed Product Description1.STICK WELDER 2 ... high efficiency,safety,portable.*Suitable for TIG Argon welding and MMA arc welding,easy to operate. ModelMain Voltage(V) Frequency ... high efficiency,safety,portable.*Suitable for TIG Argon welding and MMA arc welding,easy to operate. ModelMain Voltage(V) Frequency ...