Industrial Cable-Cord: Cable Type - Welding Cable; Conductor Material - Copper; Conductor Count - 1; Conductor Size - 4 AWG; Conductor Stranding - 374; Voltage - 600V; Jacket Material - Carolprene; Jacket Color - Black; Insulation - EPDM; Temperature Rating - -40 degC to +90 degC; Nominal OD - 0.400" (10.2mm); Package Length - feet - 250-ft