Cal Van Tools 843 Oxygen Sensor Wrench

Features: Flex head offers essential clearance for removal/installation of oxygen sensors when it is positioned upward and inward to the floorboard or when leverage is needed around an exhaust pipe Designed for all oxygen sensors with 7/8″ hex Works on: Ford Contours, 4.6L and 5.4L Modular engines 7/8″ and 22mm knock sensors used on mid-size trucks, SUVs and vans