This 5-piece oxygen sensor socket set is designed to meet the needs of automotive repair professionals and enthusiasts. - Universal Compatibility : The sockets fit standard 6:7/8" (22 mm) hex-shaped oxygen sensors, making them suitable for a wide range of vehicles and ensuring you have the right tool for your repairs. - Versatile Use : Equipped with both 3/8-inch and 1/2-inch drive ends, this set allows for easy integration with ratchets or power tools, enhancing your workflow and making repairs more efficient. - Innovative Design : The socket features a unique side cut design that provides easy access to oxygen sensors from various angles. This reduces the risk of damaging wires during the process and offers extra protection for your tools. - Essential for Engine Work : Ideal for installing and removing oxygen sensors and vacuum switches in vehicles with computer-controlled engines, this toolset is a must-have for any car owner or technician. Use Scenarios : 1. Quickly replace a faulty oxygen sensor in less time, reducing vehicle downtime. 2. Access and remove hard-to-reach sensors in modern vehicles without damaging surrounding components. 3. Efficiently switch between drive tools to adapt to different repair situations. This oxygen sensor socket set combines functionality, durability, and ease of use, making it an invaluable addition to your automotive repair toolkit.