Blue Demon 150 Amp air cooled TIG torch, GTAW 35-70 style twist-lock connection allows for direct quick connection V-style torch features a gas on/off valve mounted directly on the torch for quick and convenient control of shielding gas Includes 3 nozzle and collet sizes for use with a variety of tungsten sizes Full-length fabric zipper closure protects the power cable and gas hose 10-25 dinse style connector Air-Cooled For TIG welding up to 150 amps Duty cycle is 35% at 150 amps 10' lead, 12' gas hose