3/8
It takes a FA12A Allen wrench.
You need a 3/8 Allen key.
The Allen wrench size for the front caliper slide pin bolts is 3/8".
A 3/8 Allen key.
7mm Allen
9mm Allen wrench
I believe that is 7mm Allen key.
You need a 3/8 Allen Wrench
Most likely a 15mm wrench. Unlikely to be Allen in that vehicle.
Not likely to be Allen key, try 15 mm regular wrench
Metric Allen wrench.
You need a 3/8" Allen wrench to remove them.