The SWR1 Oxygen Sensor Wrench from Snap-on is made to service hard to reach sensors without having to remove additional exhaust system components. Designed to remove and install all 7/8" (22mm) oxygen sensors, the SWR1 is specifically tailored for accessing the O2 sensors of the 5.4L and 4.6L modular engines for a variety of Ford vehicles. The SWR1 features:
- Chrome finish easy-clean surface that protects against corrosion.
- An overall length of 10.75".
- A 7/8" hex head with an overall head diameter of 1.5" and a slot width of .3".