You can check out the MSC catolog on line, they have quite a variity of calipers, feeler guage sets and shim stock.

Depends on how much money you want to spend on digital calipers.

I'm a machinist in aerospace Use Mititoyo on the job.
Brown and sharps are better but expensive.

The percentage you're paying is too high-priced While you're living beyond all your means And the man in the suit has just bought a new car From the profit he's made on your dreams