Specially designed sockets for removal and replacement of various switches currently found on Ford, GM, Chrysler and some import vehicles. 7/8in. (22mm) Offset extended oxygen sensor socket 7/8in. (22mm) Offset oxygen sensor socket 7/8in. (22mm) Vacuum switch socket 7/8in. (22mm) Oxygen sensor socket 1 1/16in. (27mm) Deep oil switch s...