The SBS-1 is a complete, shop quality set of the most common 38 inch drive Chrome Vanadium sockets, hex bits and Torx style bits. Suitable for use with Park Tool torque wrenches for setting all component fastenings to the specified level. The set includes a convenient holder and the following tools. Sockets: 8, 9 ,10 ,11 ,12 ,13 ,14 ,15 mm and 1 inch (fits various Park Tool Freewheel, lockring and bottom bracket tools). Hex bits: 3, 4 ,5 ,6 ,8 and 10 mm. Torx style bits: T25, T30 and T40. Torx is a registered trademark of Acument Intellectual Property, LLC.