There is a small selection of measurement tools to help make sure your parts are within tolerance, or figure out their dimensions in the first place. 

Metrology tools may not leave the Makerspace!

Surface Block with Height Gauge Height gague on surface block
Digital Balance and Sample Masses Digital Balance
Calipers  
Protractor Protractor
Micrometer Micronometer and depth gague
Gauge Blocks Gague blocks
Inclinometer  
Depth probe