Check the listing for details. 7/8 Inch and 22mm Offset Oxygen Sensor Socket Wrench Removal Tool 3/8 Inch Drive. Color: Black, Condition: New. Listed at 7.50 USD. Store category Sign Up Now ! You may also like 7/8 Inch and 22mm Offset Oxygen Sensor Socket Wrench Removal Tool 3/8 Inch Drive Product Description Specification: Type: Sensor Wrench Material: Iron Color: Black Dimension: 7/8" (22mm) Drive Size: 3/8" Other Dimensions: As Picture Shown Features: Manufactured with high quality material to bring longer lifespan. High quality and durable for professional or DIY use. Removes and installs oxygen sensors on vehicles with computer-controlled engines. 7/8"(22mm) six-point socket with cutaway for wire clearance. This oxygen sensor wrench is for use with a 3/8" drive ratchet or breaker bar. Suitable for both heated and unheated oxygen sensors. The offset design helps you reach oxygen sensors in tough-to-reach spots compared to standard wrenches. Size: 7/8 in（22mm）hexagon fits almost all oxygen sensors，3/8 in drive for ratcheting Handle，it will be very convenient to install o2 sensor. Package Included: 1 x Oxygen Sensor Socket Wrench Removal Tool