We have all done it, overtightened a bolt and blown out the threads. When a bolt starts to tighten up and then go suddenly loose, you know that the threads are toast and now you have a problem.

The usual way to put a durable threaded interface into a 3D print is to use a heat-set insert, but what about other options? [Thomas Sanladerer] evaluates a variety of different threaded inserts, none ...

Threaded fasteners are a necessity for almost any mechanical device. When making changes to a machine, one can add threads by tapping the part itself, or by using a nut. A nut can even be welded to a ...

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