Those things are only 10 - 12" in diameter. Pizza peels aren't much thicker, maybe 5/8", but are much larger and they stay pretty flat, certainly no...
Julie, get two little C clamps to clamp the calipers to the back half of the blade. Set the calipers for as close to their max. opening as possible....
If you want to remove some of the edge of the face frames where they will join, say 1/8", then pin nail or double stick tape a 1/8" shim against the...