Manufactured from chrome vanadium steel hardened and tempered with a satin finish. Supplied with 72 tooth reversible soft grip ratchet and a 125mm extension bar. Display packed on a plastic hanging rack which can be used to store the sockets in a tool box. Contents: 17 x Sockets: 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 24, 27, 30, 32mm, 1 x 72 tooth reversible ratchet with soft grip handle and quick release button, 1 x 125mm extension bar Manufactured and tested generally in accordance with DIN3122 and ISO3315 Specifications