SDS-Plus 5/8 in. Ground Rod Driver, 10 in. Length, For Use with SDS-Plus Rotary Hammers in Hammer-Only Mode, Drives 5/8 in. Copper-Clad Ground Rods, Galvanized Ground Rods, and Stainless-Steel Ground Rods, Steel Construction for Maximum Durability, Designed for Electrical Grounding Applications.