40-piece socket wrench set, items listed as follows:Cut 14 1/4 "metric sockets: 4, 4.5, 5, 5.5, 6, 6.5, 7 and 7.5, 8, 9.10, 11, 12.13 (mm).Cut 14 1/4 "Imperial sockets: 5/32, 3/16, 7/32, 0.1/ 4, 9/32, 5/16, 11/32, 0.3/8, 12/32, 7/16 0.15 / 32, 1/2, 17/32, 9/16 (inch).3 pieces 1/4 "8 points Imperial sockets: 1/4, 5/16, 3/8 (inch).2 pieces 3/8 "metric sockets: 15.16 (mm).One-piece 1/4 "to 3/8" adapter.One-piece 3/8 "3-inch extension bar.One piece lighter socket.One-piece 1/4 "revolving handle.One-piece 3/8 "plastic pad.