TIG Torch Package Compatible with Series A-125 Series Duty Cycle 60 Percent Maximum Current 125 A Neck Type Flexible TIG Torch Series A-125 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 Flexibility Ideal Combination Maximum Versatility Perfected Control Reduce Fatigue and Downtime For Maximum Electrode Diameter 1/8 in