Earth Rod Clamp:

1) Coupler:

Use good quality brass after thermal refining, length is 70mm, used between earth rod and driving head.

2) Driving Head:

Use 45# carbon steel after quenching, it touch the surface of hitting, protect the surface, and also relieve the working strength.

3) Driving Stud:

Use 45# carbon steel after quenching, and use thread tightening on one head of the earth rod, good for hitting deep in earth and slao protect the earth rod.