Method #3 to remove stripped hex allen bolts. ALWAYS a failsafe method i use when nothing else works!! Also try filling the stripped gap of the bolt head using JB weld for a little better grip!
https://www.1aauto.com/brake-pad-and-rotor-kit-nakamoto-cd1158%2c-6l2z1125aa/i/1abfs01062?utm_source=YouTube&utm_medium=description&utm_campaign=videodesc&utm_term=C8RYw_ToIXs
1A Auto shows you how to repair, install, fix, change or replace your own worn, squeaky, fading old front brakes. This video is applicable to the 06 Ford Explorer