Different methods are used to communicate these limits on technical drawings: Why are Tolerances Important in Manufacturing?

: They act as a common language between designers and manufacturers, removing guesswork about how critical a specific dimension is to the final product's function. Types of Engineering Tolerances

Tolerances are essential in engineering and manufacturing for several critical reasons:

: Tolerances define the legal and technical acceptance criteria for inspections. If a part falls within the specified range, it is accepted; if not, it is rejected.