The BlueSpot Tools 1/2in Hex & 12 Point Socket Set. Manufactured from chrome vanadium for increased durability. Knurled sockets to provide a secure grip. This set includes a wide selection of hex and 12 point sockets in most popular sizes. Contains: 19 x Hex Sockets: 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 24, 27, 30 and 32mm. 6 x 12 Point Sockets: 10, 12, 14, 15, 17 and 19mm. 2 x Plug Sockets: 16 and 21mm. 1 x 5in Extension Bar. 1 x 10in Extension Bar with 3/8in x 1/2in Adaptor. 1 x Universal Joint. 1 x 72 Tooth Ratchet. 1 x Sturdy Plastic Case with metal clips for quick and convenient storage.