Features and Benefits: * Sockets have 3/8 drive and are 12 point * All Duo-Socket sockets are marked by both roll stamp and large laser etching on the opposite side * The ratchet included is a 72 tooth quick release * Wobble extension provide 15 degree of deflection and can also be locked straight for normal use * Packaged in blow molded case The thin wall design of chrome hand sockets are combined with the strength and durability of Grey Pneumatic impact sockets to create the Duo-Socket. This 27 piece set is built specifically to address the needs of the professional technician using hand tools, cordless impact tools and air tools. The Duo-Socket provides one socket for all applications. This set includes the following: 72 tooth quick release ratchet, 3 and 6 wobble extension and the socket sizes include: Standard: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16 7/8, 15/16, 1; Deep: 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16 7/8, 15/16, 1.