GD&T is an international design standard that uses 14 standard geometric tolerances to control the shape of features. GD&T emphasizes the fit, form, and function of a part by comparing the physical ...
Geometric Dimensioning and Tolerancing (GD&T) has been around since the 1940s, yet it is unappreciated as a way of finding bad designs before parts get made. • Tolerances are a vital part of ...