120 mm long for extra-deep reach. Provides access to recessed areas with extra-long bolts. Contains: (Qty.) (1) 8 mm 6-point socket, (1) 9 mm 6-point socket, (1) 10 mm 6-point socket, (1) 11 mm 6-point socket, (1) 12 mm 6-point socket, (1) 13 mm 6-point socket, (1) 14 mm 6-point socket, (1) 15 mm 6-point socket, (1) 16 mm 6-point socket, (1) 17 mm 6-point socket, (1) 18 mm 6-point socket, (1) 3/8" to 1/4" adapter.