General description A set of 1/4" D universal joint sockets with a single Hex profile that provides greater access to confined spaces. Ideal for use in tight areas. Technical specifications Sizes: 5, 5.5, 6, 7, 8, 9, 10mm 7 x 1/4" D x single Hex (6pt) profile Manufactured from polished chrome vanadium Other information Supplied on a socket rail