A four piece spark plug socket set with a T-bar handle and universal joint head for the safe, easy, removal of spark plugs particularly in confined areas. It includes three common sizes of spark plug socket (16mm, 18mm and 21mm) which use a standard 3/8"" drive and feature rubber inserts to protect and retain the spark plug as it is removed from the engine, together with a non-slip T-grip handle that provides excellent leverage. T-bar spark plug socket wrench set for spark plug removal in confined areas. Socket sizes: 16mm, 18mm and 21mm; single Hex (6pt) profile. Universal joint swivel head for improved access. Coated grip T-bar handle for greater leverage. Handle length: 140mm, width: 94mm. Plug sockets can be used with any 3/8""D�accessories and are fitted with rubber inserts to protect and hold the spark plug.