Chrome vanadium steel. Converts drill and drill driver to socket driver. Retaining ball for secure holding. Drives 1/4\", 3/8\" and 1/2\" sockets. 1/4\" hex shank.
Chrome vanadium steel
Converts drill & drill driver to socket driver
Retaining ball for secure holding
Drives 1/4\", 3/8\" & 1/2\" sockets
1/4\" hex shank