The Expert 1/4 and 1/2in Drive 101 piece metric socket set is supplied in a handy carry case with metal clasps which also converts into a modular storage system for use in roller cabinets. Consisting of: 13 x 1/4in Hex Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13 & 14mm. 7 x 1/4in Torx Sockets: T8, T10, T15, T20, T25, T27 & T30. 17 x 1/2in Hex Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 27, 30 & 32mm.3 x 1/2in Hex Long Deep Sockets: 13, 17 & 19mm.2 x 1/2in Spark Plug Sockets: 16mm & 21mm. 11 x 1/4in Bits: 4 x Hex: 3, 4, 5 & 6mm, 2 x Pozidriv: PZ1 & PZ2, 2 x Phillips: PH1 & PH2,3 x Slotted: 4, 5.5 & 7mm. 12 x 5/16in Bits: 2 x Slotted: 8 & 12mm, 2 x Phillips: PH3 & PH4, 2 x Pozidriv: PZ3 & PZ4, 2 x Hex: 12 & 14mm, 4 x Torx: T40, T45, T50 & T55. 11 x Hex Keys: 1.5, 2, 2.5, 3, 4, 5, 6, 7, 8, 9 & 10mm.12 x Combination Spanners: 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 18 & 19mm. 1 x 1/4in Reversible ratchet, 1 x 1/4in Universal Joint.2 x 1/4in Extensions: 55 & 100mm