Designed for all oxygen sensors with a 7/8" hex. Flex handle offers essential clearance for removal/installation of oxygen sensors when sensor is positioned upward and inward to the floorboard or when leverage is needed around an exhaust pipe. Ford Contours and 4.6L and 5.4L Ford Modular engines used in trucks and SUV’s have this application. Flank Drive® wrenching system for greater applied torque. Chrome finish for easy cleanup and protection against corrosion. Compact, low clearance head. Overall Length: 10.3/4" (273.1mm). Hex: 7/8", 6-point. Head Diameter: 1 9/16" (39.6mm). Slot Width: 1 5/16" (33.3mm).