I have a set of these Mitutoyu Telescoping gauges, code # 155-903. The measure from 5/16" (about 8mm) up to 6" with the 6 piece set. Nice to have.

https://www.amazon.ca/Mitutoyo-155-903-Piece-Telescoping-Gage/dp/B001OBV1Y8

I thought I had a set of these too, but could not find them.
Maybe my bro has those.

https://www.amazon.ca/Mitutoyo-154-901-P...PY6PWWQAY2XPXNM