Attributes . Extension: 3 in, 6 in, Handle Hinge: 7-7/8 in, Ratchet Black, Socket 12 PT: 1/2 in, 11/16 in, 3/4 in, 3/8 in, 5/16 in, 5/8 in, 7/16 in, 9/16 in, Socket Deep 12 PT: 11/16 in, 3/8 in, Universal Socket 12 PT: 7/16 in, 1/2 in, 3/8 in, 9/16 in . Names