Cable Connector, Single Oval Point Screw Connection, Male Female, 1 0 to 2 0 AWG Cap, Black ORS NASCO Longer life than thoriated electrodes Non radioactive Longer life than thoriated electrodes Non radioactive additives Can be used in both AC and DC processes Excellent arc starting and stability Reduce amperage by 5o recalibrate from other tungsten expected completion 7 16" diameter brass grommet accepts all safety padlocks Cam action design of male half connector pulls the two halves together Connector covers are molded form a special heat and cold resistant material Covers have no metal liner to rust or corrode Metal parts are precision machined with heavy specially shaped brass extrusion