The OEMTOOLS 53-piece socket and bit set comes with a compact 72-tooth ratcheting driver with both forward and reverse, an adapter to use 1/4 inch sockets along with a 3/8 inch extension bar to reach and fasten-in tight or narrow places. The set includes 14-1/4 inch drive Metric and SAE sockets and 35-1 inch heavy duty chromium–vanadium steel screwdriver bits. The varying sized bit types include: Phillips, slotted, square, hex and star. All components fit nicely into the handy fold-up case that can be easily stored in a toolbox, drawer or hung on a pegboard. All accessories, as well as the case, are clearly marked for easy identification and organization. Set Includes: Compact mini ratchet: 1/4 inch Drive, 72-tooth, all metal, 3-3/4 inch, Socket adapter: 1/4 inch, Socket extension bar: 3/8 inch, (7) 1/4 inch drive SAE sockets: 5/32, 3/16, 1/4, 9/32, 5/16, 11/32 and 3/8 inch, (7) 1/4 inch drive metric sockets: 4mm, 5mm, 6mm, 7mm, 8mm, 9mm and 10mm, (35) 1 inch screwdriver bits, Slotted: (2) 3/16, (3) 1/4, (2) 9/32, (2) 5/32, and (2) 1/8 inch, Phillips: (2) #1, (2) #2, and (2) #3, Star: T10, T15, T20, T25, T27 and T30, SAE Hex: (2) 1/4, 3/16, 5/32, 1/8, and 3/32 inch, Square: (2) 50, (2) S1, S2, and S3.