TIG Torch Package Compatible with Series W-225 Series Duty Cycle 100 Percent Maximum Current 225 A Neck Type Flexible TIG Torch Series W-225 Modular Welding Processes TIG Welding (GTAW) Application Electrode Range 0.020 in to 1/8 in TIG / GTAW Back Cap Included No Cooling Method Water-Cooled Features 100 Percent Copper Construction Configurable Head Options Cooling System Modular Design For Maximum Electrode Diameter 5/32 in For Minimum Electrode Diameter 0.02 in