nVent ERICO 615880UPC Grounding Rod, 5/8 in Dia Nominal, 8 ft L, Steel

Copper bonded, resists corrosion better than galvanized rods, allowing for a 30 year service life in most soils. Uniform plating thickness, average tensile strength of 80000 psi and straightness tolerance of 0.010 in per linear foot. Exceeds the requirements of ANSI/UL 467-1984, CSA and ANSI/NEMA GR-1.99.9% pure electrolytic copper coatingMolecular bond to nickel-sealed high strength steel coreRods have a high carbon steel core and tip that provide superior strength when drivingCopper coating will not crack when bent or tear when drivenMinimum copper coating of 10 mil on rodsNvent erico name, length, diameter and part number is roll-stamped within 12 in