Craftsman 1/2 in drive socket set. Comes with a ratchet, eight SAE short sockets: 1/2, 7/16, 9/16, 5/8, 11/16, 3/4 13/16, and 7/8 in. Eight Metric short sockets: 10,11,12,13,14,15, 16 and 17 mm. Five extensions: 2 x 3 in, 1 x 6 in and 2 x 10 in. A 13/16 spark plug socket, a straight rod 1/2 in adapter and a 1/2 in to 3/8 in reducer (not craftsman).
Never had the occasion to use these. Set DOES NOT COME WITH A CASE/BOX.... just loose sockets.