Milwaukee® SDS Max Ground Rod Driver are made from high grade, forged steel. The SDS Max 16.5mm x 260mm ground rod driver is an ideal solution for driving common ground rods for electrical circuits into soft soil. Designed to drive 13.3mm and 16.5mm diameter temporary and permanent ground rods, the SDS Max ground rod driver is a great tool for residential and commercial grounding applications. The SDS Max shank allows the ground rod driver to be used in SDS Max tools, providing an alternative to manual ground rod driving methods. The SDS Max ground rod driver is designed to work hammer only mode.