TIG Torch Compatible with Series K1782 Duty Cycle 60 Percent Maximum Current 125 A Neck Type Rigid TIG Torch Series PTA-9 Welding Processes TIG Welding (GTAW) Application Auto Body Farm Home Shop Compatible with Brand Lincoln Duty Rating Light-Duty Cooling Method Air-Cooled Features Comfortable Knurled Handle for a Non-Slip Sure Grip High Performance and Long Life Molded Lip/Ridge For Maximum Electrode Diameter 1/8 in For Minimum Electrode Diameter 0.020 in