Advanced Tool Design ATD-5663 7 Piece Oxygen Sensor & Sending Unit
7/8" (22mm) Low Profile Offset Oxygen Sensor Socket, 7/8" Regular Profile Oxygen Sensor Socket, 22mm (7/8") Heated Oxygen Sensor Socket, 7/8" Universal Vacuum PVS, TVS Valve & Oxygen Sensor Socket, 1-1/16" Oil Pressure Sending Unit Socket; 1-3/16" (29mm) Oil Pressure Sending Unit Socket, and 1-1/16" (27mm) GM Thermal Sensor Switch Socket.