Oxygen Sensor and Diesel Injection Socket Set - New/sealed Socket set removes oxygen sensors, injectors, oil pressure sending units and vacuum switches. Description Remove oxygen sensors, diesel injectors, oil pressure sending units and vacuum switches Heat treated chrome vanadium and chrome molybdenum steel with black oxide finish Comes in a sturdy organized storage case for easy transport and socket identification Great set of sockets for auto mechanics and car hobbyists to easily switch out oxygen sensors and diesel injectors Sockets are either 1/2 in. or 3/8 in. drive depending on the size of the socket Includes: 1-3/16 (29mm) x 1/2 drive oil pressure sending unit socket 7/8 (22mm) x 3/8 drive universal vacuum PVS, TVS valve and oxygen sensor socket 1-1/8 (28mm) x 1/2 drive injector socket 7/8 (22mm) x 3/8 drive oxygen sensor socket 7/8 (22mm) 1/2 drive injector socket 1-5/8 (27mm) x 1/2 drive GM thermal sensor switch socket 1 and 1-1/16 x 3/8 drive oil pressure sending unit socket 7/8 (22mm) x 3/8 drive low profile offset oxygen sensor socket 7/8 (22mm) x 1/2 drive long reach vacuum switch socket 7/8 (22mm) x 1/2 drive oxygen sensor socket