Tire Iron BeadBrakR slide show - BestRest
This shows the stud that will DEFLATE the tire.  Thread it onto the valve stem.  As the blunt post touches the end of the valve core, the tire will be deflated.

This shows the stud that will DEFLATE the tire. Thread it onto the valve stem. As the blunt post touches the end of the valve core, the tire will be deflated.