The Britool 3/8in Drive 61 piece metric socket set consisting of: 19 x 3/8in Bi-Hex Sockets: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23 & 24mm.10 x 3/8in Hex Deep Sockets: 8, 9, 10, 11, 12, 13, 14, 15, 17 & 19mm.7 x 3/8in Hex Bit Sockets: 3, 4 , 5, 6, 7, 8 & 10mm.10 x 3/8in TORX Bit Sockets: T8, T10, T15, T20, T25, T27, T30, T40, T45 & T50.3 x 3/8in Pozidriv Bit Sockets: PZ1, PZ2 & PZ3.3 x 3/8in Phillips Bits Sockets: PH1, PH2 & PH3.3 x 3/8in Slotted Bits Sockets: 5.5, 7 & 8mm. 2 x 3/8in Spark Plug Sockets: 16 & 21mm. 1 x 3/8in Reversible Ratchet.1 x 3/8in Extension 75mm.1 x 3/8in Sliding T-Bar 250mm.1 x 3/8in Universal Joint. The Britool BRIE031806B 3/8inch drive socket set is supplied with a handy carry case convenient for storage and transport.