![Gauging Gauging](http://es.emuge-franken.eu/wp-content/uploads/2017/06/Lehrung.jpg)
The helical thread is gauged according to DIN ISO 1502.
Example:
The pitch diameter is gauged with a thread plug gauge Go/No-Go tolerance 6H and the minor diameter with a smooth plug gauge Go/No-Go 7H.
The tolerances are identical to cold-forming.