Set includes 10 pieces 1/4 inch drive shallow 6 point sockets Sae sizes 5/32, 3/16, 7/32, 1/4, 9/32, 5/16, 11/32, 3/8, 7/16, 1/2 inch 10 pieces 3/8 inch drive shallow 6 point sockets Sae sizes 1/4, 5/16, 3/8, 7/16, 1/2, 9/16, 5/8, 11/16, 3/4, 13/16 inch 9 pieces 1/4 inch drive shallow 6 point sockets metric sizes 4, 5, 6, 7, 8, 9, 10, 11, 12 mm 10 pieces 3/8 inch drive shallow 6 point sockets metric sizes 10, 11, 12, 13, 14, 15, 16, 17, 18, 19 mm 5 pieces 3/8 inch drive deep 6 point sockets Sae sizes 3/8, 7/16, 1/2, 9/16, 5/8 inch 5 pieces 3/8 inch drive deep 6 point sockets metric sizes 10, 12, 13, 14, 15 mm. Also includes 1/4 inch drive 3 inch extension bar, 3/8 inch drive 6 inch extension bar, 16 short arm hex keys, 1/4 inch drive 72-tooth ratchet handle, 1/4 inch spinner handle, 1/4 inch bit holder, 20 screwdriver bits, 3/8 inch drive universal joint, 3/8 inch drive 5/8 inch spark plug socket, 3/8 inch drive 72-tooth ratchet handle, 3/8 inch to 1/4 inch adapter.