Tolerance stacking was a large lesson: each little discrepancy compounds across settings up, so store drawings specify spaces
https://telegra.ph/Leader-Boxes-Constructed-for-Generations-Hand-Fabricated-Copper-That-Doesnt-Compromise-07-03
Tolerance piling was a large lesson: each tiny variance substances across assemblies, so shop illustrations specify voids, shims, and slot sizes to make sure a perfect website fit.