General description Manufactured from hardened and tempered high-grade Chrome Vanadium 6142 steel, the Sealey Metric Socket Set is designed for durability and performance. This 13-piece set features a fully polished mirror finish that provides resistance to corrosion and specially machined flutes in the walls of the sockets, allowing use on up to 85% rounded fasteners. The design not only enhances strength but also prevents damage to worn or rusted fixings. Additionally, the set includes a knurled ring for extra grip, making it easier to handle even with oily fingers. Supplied on a socket rail, this set is part of a comprehensive range of Premier Hand Tools, suitable for daily professional use. Technical specifications Material: Chrome Vanadium 6142 steel Finish: Fully polished mirror Contents: 4, 4.5, 5, 5.5, 6, 7, 8, 9, 10, 11, 12, 13, 14mm Other information Lifetime guarantee*