The Supatool Premium Socket and Spanner Set is manufactured from chrome vanadium steel which has been hardened, tempered, chrome plated, and polished for corrosion protection. This set includes 13 accessories, 50 metric and imperial sockets, 17 metric spanners, 51 bits and 3 hex keys, 45 teeth ratchets in a heavy duty blow mould case. Chamfered ends allow positive nut location. Contents:12 x 1/4" Metric Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13mm10 x 1/4" Deep Metric Sockets: 4, 5, 6, 7, 8, 9, 10, 11, 12, 13mm18 x 1/4" Bit Sockets:PH1, PH2, PH3, PH4Hex: 3, 4, 5, 6mmTorx: T10, T15, T20. T25, T27, T30, T40, T45Blade: 4, 5.5mm15 x 1/2" Metric Sockets: 10, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 23, 24, 27, 32mm9 x 1/2" Imperial Sockets: 3/8, 7/16, 1/2, 9/16, 11/16, 3/4, 13/16, 7/8, 15/16"4 x 1/2" Metric Impact Sockets: 17, 19, 21, 24mm1 x 1/4" Reversible ratchet1 x 1/4" Universal Joint2 x 1/4" Extension Bars: 50, 100mm1 x 1/4" Sliding T- Handle1 x 1/4" Spinner Handle1 x 1/4" x 1/4" Hex Coupler1 x 1/2" Reversible ratchet1 x 1/2" Universal Joint2 x 1/4" Extension Bars: 125, 250mm1 x 3/8" F x 1/2" M Adaptor1 x 1/2" 21mm (13/16mm) Spark Plug Socket1 x 33 Piece Security Bit Set3 x Metric Hex Keys: 1.5, 2, 2.5mm13 x Metric Combination Spanners: 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19mm4 x Flex Head Spanners: 8-9, 10-11, 12-13, 14-15mm | Supatool Premium 1/4" & 1/2" Drive Metric / Imperial Socket and Spanner Set - 134 Piece