The 38-Piece ratchet and socket set includes 1/4 inch driver ratchet wrench, 1/4 inch socket adaptor, 1/4 square to 1/4 socket, 1/4 inch screwdriver handle, two 1/4 inch extension bar, 3 inch, 6 inch, 1/4 inch Uni-Joint. The innovative FOUR FLAT sides feature an anti-roll and wrench-ready design. The 90-tooth ratchet tool offers 4 degree of arc swing and a slim profile design, allowing you to work in tighter and more confined spaces. All sockets are stamped with SAE and metric measurements on the flat side for easy-to-read visibility. It also comes with a durable carrying case for ultimate portability. The set comes with accessories included so that our users can get every job done, both in the garage and on the jobsite.