General description This short series Oxygen sensor socket is designed for the removal and installation of Oxygen or Lambda sensors. It features a slot in the side, allowing it to fit over the wiring harness, making it suitable for difficult access situations or when increased torque is needed to undo tight or seized sensors. Technical specifications Length: 70mm Size: 22mm single Hex Material: Chrome molybdenum with black phosphate finish Usage Can be driven by 1/2" square socketry or 30mm spanner Ideal for both removal and installation of Lambda sensors