[TR] SAE verses UNC

[Hugh Barber]

I thought UNF was the same as SAE fine thread and UNC was SAE coarse thread.
> Is a 1/4 inch X 1 1/2" UNC bolt the same as a 1/4 inch X 1 1/2" SAE fine
> thread?B B  Looks like it is the same by my searches on the web.