This Teng Tools 8 piece set consists of 3/8 inch drive AF Hex bit sockets. The sockets are manufactured from chrome vanadium steel for strength and durability and have an attractive satin finish. They are supplied on a clip rail, which is ideal for both wall mounting and for use in a toolbox. The set comprises the following AF socket sizes:3/32 inch, 1/8 inch, 5/32 inch, 3/16 inch, 7/32 inch, 1/4 inch, 5/16 inch and 3/8 inch.