The Sealey 216 Piece Combination Drive Socket, Spanner and Bit Set is a comprehensive tool collection designed for professional mechanics, automotive technicians and engineers requiring an extensive range of drive tools and fastening accessories. This deluxe socket set features hardened and heat treated Chrome Vanadium steel construction with a fully polished mirror finish, offering excellent durability and corrosion resistance for demanding workshop environments. The set covers socket sizes from 4mm to 32mm across three drive sizes (1/4", 3/8" and 1/2"), providing versatility for automotive repair, machinery maintenance and general mechanical work. It includes comfort grip ratchet wrenches with 72-tooth flip reverse mechanisms for precise work in confined spaces, along with chrome plated spark plug sockets, extension bars and universal joint sockets for accessing awkward fasteners. Beyond standard sockets, this comprehensive kit includes female TRX-Star sockets, an extensive selection