1.spot welding gun 2.150A for mixed gas. 3.60% duty cycle. 4 ... :6-12L/min. portable spot welding gun and welding accessories for binzel type, tweco type, bernard type, etc1, rating ... :2, 180A for CO2.3, 150A for mixed gas4, 60% ... use best quality cables.10, there is no way affiliated with the above-named manufacturers. In this catalogue, all references ...