Contents: (11) Drive Tools: 1/4, 3/8 & 1/2" Dr. 72T Ratchets, 2 & 4" x 1/4" Dr., 3 & 4" x 3/8" Dr. & 5" x 1/2" Dr. extensions; 3/8(M) x 1/2"(F) & 1/4(M) x 3/8"(F) adapters; 1/4" Dr. bit driver. (22) 1/4" Dr. Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13mm, 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2".