Drilling head M18 for D-16mm Earth Rod

Drilling head M18 Features: Drilling head made from high strength steel alloy, inside thread and thread of ground rod stick together, can effectively protect the ground rod in a deep hurt. Used for ground rod bottom drill deep. Connection is threaded, screw type M18. For use in grounding and lightning systems. Specifications: Material: steel. Rod diameter: 16mm. Thread type: M18. Length: 44mm. Outer diameter: 24mm. Weight: 65g.