Attaching metal pieces to one another with a screw is relatively straightforward. But using threaded fasteners on plastics, which are lightweight, low-density materials compared to metals, can be ...

There’s a variety of ways to add threaded holes to 3D printed objects. You can tap a hole, but the plastic isn’t always strong enough. Nut traps work, but aren’t very attractive and can be difficult ...

Injection molding can bolster performance and cut the cost of power-transmission nuts. The performance of power-transmission nuts made from plastics can vary drastically depending on how they are ...