General description This SDS-Plus T Post Ground Rod Driver is a heavy-duty, one-piece tool made of impact and rust-resistant steel. It simplifies the installation of ground rods, eliminating the need for a sledgehammer and planks. This versatile tool is suitable for standard steel T-posts as well as small signs or shallow steel single posts supporting electrical outlets. Technical specifications Material: Steel Color: Silver Size: Diameter 2.1 cm Measurement allowed error: +/- 1-3 cm Compatibility and accessories Compatible with all SDS-PLUS hammer drills Not compatible with SDS-MAX tools