The BlueSpot Tools 1/2in & 1/4in Metric Socket Set. Manufactured from chrome vanadium for increased durability. Knurled sockets to provide a secure grip. Supplied in a sturdy plastic case with metal clips for quick and convenient storage. Contains: 18 x 1/2in Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 30 and 32mm.4 x 1/2in Deep Wall Sockets: 14, 15, 17 and 19mm.2 x 1/2in Spark Plug Sockets: 16 and 21mm. 1 x 1/2in Quick Release Ratchet Handle.2 x 1/2in Extension Bars: 5in and 10in.1 x 1/2in Three Way Adaptor.1 x 1/2in Universal Joint.1 x Coupler 1/2in x 5/16in (8mm). 13 x 1/4in Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13 and 14mm.8 x 1/4in Deep Wall Sockets: 6, 7, 8, 9, 10, 11, 12 and 13mm. 1 x 1/4in Quick Release Ratchet Handle.2 x 1/4in Extension Bar: 2in and 4in.1 x 1/4in Sliding T Bar.1 x 1/4in Spinner Handle.1 x 1/4in Universal Joint.1 x 1/4in Flexible Extension Bar 150mm. 2 x 30mm Phillips Bits: PH3 and PH4.2 x 30mm Pozi Bits: PZ3 and PZ4.4 x 30mm TORX Bits: T40, T45, T50 and T55.4 x 30mm Hex Bits: 8, 10, 12 and 14mm.3 x 30mm Slotted Bits: 8, 10 and 12mm. 1 x 30mm Bit Adaptor. 2 x 1/4in Phillips Bit Sockets: PH1 and PH2.2 x 1/4in Pozi Bit Sockets: PZ1 and PZ2.6 x 1/4in TORX Bit Sockets: T8, T10, T15, T20, T25 and T30.4 x 1/4in Hex Bit Sockets: 3, 4, 5 and 6.3 x 1/4in Slotted Bit Sockets: SL4, SL5.5 and SL7. 3 x Hex Key Wrenches: 1.5, 2 and 2.5mm.