Williams WSS-57TB 12 Point 1/2-Inch Drive Socket/Tool Set with Tool Box, 57 Piece Includes: Standard 8-pt sockets from 3/8" - 1". Standard 12-pt sockets from 3/8" - 1-1/2". Deep sockets, 12-pt from 1/2" - 1-1/8". Hex bit sockets from 1/4" - 5/8". 3 extensions. 2 ratchets. 2 breaker bars, a speed driver and a metal storage box. The sockets feature a Supertorque lobular opening which allows contact with the fasteners flats without rounding or deforming nuts or bolts. Chamfered ends provide easy engagement of the drive tool and fastener. Fully heat treated and chrome plated for increased durability.