Ground Clamp Maximum Current 500 A Maximum Jaw Opening 2 in Clamp Body Material Steel Clamp Connection Material Steel Clamp Diameter 2 in Compatible with Brand Miller Electric Features Large Hex Screw Cable Connection Pure Copper Braided Shunts on EG500 Allows Both Jaws to Carry Welding Current Zinc Plated Handle Material Steel Includes Not Applicable Overall Length 9.5 in Overall Width 4 in