Self-locking keeps tools like screw jacks from unwinding under load. Acme Screw Thread Profile by Wizard191 CC-BY-SA 3.0 Screw thread profiles can be modified from the standard V profile for ...

[Andy] goes through the challenges of building such a thing, which mainly involve creating threads with a deep profile and wide pitch. The screw itself wasn’t too hard to cut, although there ...

One thing is certain: Plastic direct screw connections are a reliable and cost-optimized solution for connecting plastic ...