I love to cook and for the most part, it is a precise science…at least when you are first learning how to do it.

Nothing could be simpler than fixed limit gages which explains why they remain so popular. But nothing so simple can remain so when humans are involved. 

External thread inspection can seem confusing and, in some cases, frustrating. There is a wide variety of inspection tools available for external threads.

Last year at this time I wrote a column in which I criticized the practice of having calibration labs make acceptance decisions in their reports.