This effectively pulls the bolt up through the jam nut. The threads of the bolt are then in contact with the top flanks of the threads within the jam nut, while simultaneously contacting the upper ...

When a match was found between a nut and a bolt, they were kept together until they were finally assembled. In the Industrial Revolution, it soon became obvious that threaded fasteners made it ...

No matter how careful you are when you reinstall old rusty nuts and bolts, someday you’re going to strip some threads. Of course, it will happen on a critical bolt, on a Sunday night when all ...

The bolt is an M42 size with a 40 mm pitch, with grooves cut in both directions to allow left-handed and right-handed nuts to be threaded. The large pitch means that instead of a single continuous ...