Whitworth thread gauge (BSW)
Category: Businessby Frank XuFrank
In the 19th century, each and every British factory which required bolting something else devised their individual fasteners to do it. Clearly, this reasoned all kinds of compatibility issues. So, along came Whitworth who invested a standardized system of coarse threads (fifty-five-degree thread angle and rounded crests and roots).
This standardization was a fine ....