Niglon ⅜" (9.5mm) x 4ft (1200mm) Copperbond Earth Rod

High tensile strength of at least 600N/mm2. Low carbon steel cores are molecularly bonded with a 99.9% pure electrolytic copper up to a thickness of 0.25mm. Unthreaded. Perfectly bonded rod will last longer, drive easier and will not crack. Corrosion resistance while providing the lowest resistance to ground.