The Grainger 14L107 is a Westward brand 1/4-inch drive socket set. It includes 17 pieces: 9 SAE sockets from 1/4 to 9/16 inch, 7 metric sockets from 4 to 14mm, and a quick release ratchet. The chrome vanadium steel sockets have a polished chrome finish and feature a stamped size on each socket for easy identification. The 72-tooth ratchet provides 5 degree arc swing. This socket set comes packaged in a molded storage case for convenient portability and organization. With a broad range of common SAE and metric sizes, this socket set is suitable for automotive and general maintenance tasks.