in. long bit): T6, T7, T8, T9, T10, T15, T20, T25, T27, T30, 3/8 in. drive (2-3/4 in. long bit): T40, T45, T50, 1/2 in. drive (2-1/2 in. long bit): T55, T60; (16) hex bit sockets in metric: 1/4 in. drive: 2, 2.5, 3, 4, 5, 6 mm, 3/8 in. drive: 6, 7, 8, 9, 10 mm, 1/2 in. drive: 10, 12, 14, 17, 19 mm; (7) long hex bit sockets in metric: 1/4 in. drive (3-1/16 in. long bit): 4, 5, 6 mm, 3/8 in. drive (2-3/4 in. long bit): 7, 8, 9, 10 mm; (15) hex bit sockets in SAE: 1/4 in. drive: 1/8, 9/64, 5/32, 3/16, 7/32, 1/4 in, 3/8 in. drive: 7/32, 1/4, 5/16, 3/8 in; 7/16, 1/2, 9/16, 5/8, 3/4 in., 1/2 in. drive: 7/16, 1/2, 9/16, 5/8, 3/4 in.; (7) long hex bit sockets in SAE: 1/4 in. drive (3-1/16 in. long bit): 1/8, 5/32, 3/16 in.; 3/8 in. drive (2-3/4 in. long bit): 7/32, 1/4, 5/16, 3/8 in
