in sturdy, stackable ABS plastic case, Content 36 pieces: 10 sockets with hexagon. No 40: 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13 mm, 6 sockets for external TORX® screws No, 40TX: sizes E4, E5, E6, E7, E8, E10, 5 INHEX sockets No 44K: sizes 3, 4, 5, 6, 8 mm, 9 screwdriver sockets for internal TORX® screws No 44KTX: sizes T8, T9, T10, T15, T20, T25, T27, T30, T40, 1 ratchet No 415, 2 extensions No 405/2 (54 mm), No 405/6 (150 mm), 1 universal joint No 407, 1 drive handle No 400, 1 T-handle No 404