Bahco S138 1/4in, 3/8in, and 1/2in drive 138 piece metric and imperial socket set that consists of: 12 x 1/4in Hexagon Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, and 13mm. 10 x 1/4in Hexagon Deep Sockets: 4, 5, 6, 7, 8, 9, 10, 11, 12, and 13mm. 1 x 1/4in Reversible Ratchet 60 Teeth and Two Component Handle 150mm. 1 x 1/4in Spinner Handle with Two Component Handle 150mm. 1 x 1/4in Sliding T-bar 106mm, 1 x 1/4in Extension Bar 50mm, 1 x 1/4in Extension Bar 100mm, 1 x 1/4in Universal Joint, 1 x 1/4in Bit Holder, and 1 x 1/4in Flexible Extension Bar 150mm. 16 x 3/8in Hexagon Sockets: 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 21, and 22mm. 1 x 3/8in Reversible Ratchet 60 Teeth and Two Component Handle 200mm. 1 x 3/8in Spark Plug Socket 21mm (13/16in), 1 x 3/8in Spark Plug Socket 18mm, 1 x 3/8in Spark Plug Socket 16mm (5/8in), 1 x 3/8in Universal Joint, 1 x 3/8in Extension Bar 75mm, and 1 x 3/8in Extension Bar 150mm. 18 x 1/2in Hexagon Sockets: 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 27, 32, and 34mm. 9 x 1/2in Hexagon Sockets: 3/8, 7/16, 1/2, 9/16, 11/16, 3/4, 13/16, 7/8, and 1.3/16in. 1 x 1/2in Reversible Ratchet With 60 Teeth and Two Component Handle 250mm, 1 x 1/2in Sliding T-bar With Double Function, 1/2in Head 3/8F-1/2in Male Adaptor, 1 x 1/2in Extension Bar 125mm, 1 x 1/2in Extension Bar 250mm, and 1 x 1/2in Universal joint. 1 x Bits Adaptor: 1/4in Square Drive. 4 x Pozidriv Bits: PZ 0, 1, 2, and 3. 5 x Phillips Bits: PH 0, 1, 2, 3, and 4. 3 x Flat Bits: 4, 5.5, and 7mm. 6 x Insert Bits: 3, 4, 5, 6, 8, and 10mm. 9 x Torx Bits: T 8, 10, 15, 20, 25, 27, 30, 40, and 45. 1 x Bits Ratchet, 3 x Hexagon Keys: 1.5, 2, and 2.5mm. 8 x Crow Foot Wrenches: 10, 11, 13, 14, 15, 17, 18, and19mm 13 x Combination Spanners: 7, 8, 9, 10, 11, 12, 13, 14, 15,16, 17, 18, and 19mm. Supplied in a High Density Polythene Case.