1、This is made of quality iron material, stable, solid and durable to use. 2、Offset oxygen sensor sockets are easy to remove, even at hard-to-reach points. 3、Slotted design, you can remove the oxygen sensor and connenct it with wire harness. 4、Precision casting, high strength and perfect fit. 5、7/8 inch (22mm) is suitable for almost all oxygen sensors. Features: This is made of quality iron material, stable, solid and durable to use. Offset oxygen sensor sockets are easy to remove, even at hard-to-reach points. Slotted design, you can remove the oxygen sensor and connenct it with wire harness. Precision casting, high strength and perfect fit. 7/8 inch (22mm) is suitable for almost all oxygen sensors. Specification: Condition: 100% Brand New Material: iron Color: black Squire drive size: about 3/8inch/10mm Inner diameter: about 7/8inch/22mm Slot width: about 0.38inch/9.7mm Slot length: about 1.2 inch/30.7mm Package List: 1 * Oxygen Sensor Removal Tool