The Park Tool SBS-1.2 is a shop quality set of sockets, hex bits, and Torx-style bits, selected specifically for common bike repair needs. Ideal for use with Park Tool Torque Wrenches, the tool set's 3/8" drive bits and sockets are made from tough, chrome vanadium steel for lasting durability. Features: Includes 3mm, 4mm, 5mm, 6mm, 8mm, and 10mm hex bits Includes long reach 5mm and 6mm hex bits Includes long reach long reach T25, T30, and T40 Torx bits Includes 8mm, 9mm, 10mm, 13mm, 14mm, 15mm, and 1" sockets (the 1" socket fits various Park Tool Freewheel, Cassette Lockring, and Bottom Bracket tools) All sockets and bits are 3/8" drive Chrome vanadium steel construction for durability