TIG Torch Package Compatible with Series A-150 Series Duty Cycle 60 Percent Maximum Current 150 A Neck Type Rigid TIG Torch Series A-150 Welding Processes TIG Welding (GTAW) Application Electrode Range .020 in -1/8 in TIG / GTAW Back Cap Included Yes Back Cap Size Designation Long Cooling Method Air-Cooled Features Diamond Grip(TM) Head Design Improve Control and Comfort Maximum Versatility Reduce Downtime Utilize Existing Parts For Maximum Electrode Diameter 1/8 in