This 1/4" square drive socket set includes a 146mm 72-tooth reversible quick-release ratchet, plus a selection of sockets, screwdriver bits and hex keys. All of the tools in this set are manufactured from chrome vanadium steel. The 6-point sockets and extension bar have a knurled finish for extra grip. The ratchet and spinner both have a soft grip for added comfort during prolonged use. Supplied inside a sturdy plastic storage case. 1 x 146mm Quick release 72-tooth ratchet, 1 x Spinner handle, 1 x 50mm Extension bar, 1 x Universal joint, 12 x 6-Point Sockets: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12 and 13mm, 14 x CRV 25mm Screwdriver bits: , 1 x Plain slot - 5mm, 3 x Cross slot - No.1, No.2 and No.3, 4 x Hex - H3, H4, H5 and H6, 6 x Draper TX-STAR® ; - T10, T15, T20, T25, T30 and T40, 4 x Hex keys - 1, 1.2, 1.6 and 2.1mm, 1 x 1/4"" Sq. Dr. to 1/4"" Hex bit adaptor