I thought my system had star bolts, not Allen bolts. You may need star wrenchs. I think mine were 10mm stars
7mm Allen wrench
That is a 3/8 Allen.
whatever one fits, some are torx..
I believe that will be a 7mm Allen key.
7mm
3/8" Allen wrench.
3/8"
3/8" Allen wrench
it takes a 7mm Allen wrench to remove calipers on 2003 ford focus.
Its not an Allen wrench its a specialty socket. Go to like autozone or a place like that. i got mine at carquest in las Vegas.
That is a 3/8 Allen.
On some later model Fords the calipers have 7mm Allen heads, -an unusual size.