Model Number: LH223 Key Specifications/Special Features: Copper bonded ground rod adopt high quality low carbon steel Q235 as core, plated pure copper at surface of steel, and perfect platingRod can be bent 180 degree, no crack, no break off, the thread is made by special die, also covered with copper completelyMost outstanding feature of our ground rod is that both ends (traverse sections) are covered with copper, no steel exposure to soil, so that prolong the service life of rod greatlyThey stand among the best of the similar products in the world marketDiameter: 5/8" 14.2mmLength: 2.135m Net weight:2.677kg