Copperbonded, resists corrosion better than galvanized rods, allowing for a 30-year service life in most soils Uniform plating thickness, average tensile strength of 80,000 psi and straightness tolerance of .010 per linear foot Exceeds the requirementsof ANSI/UL 467-1984, CSA, and ANSI/NEMA GR-1 Dia In x Lgth Ft=5/8 x 4