They hold together everything from the most delicate watch to the largest bridge. The world is literally kept from coming apart by screws and bolts, and yet we don’t often give a thought to these ...

Abstract: This paper establishes the two order differential optimal approximation model for the thread pitch diameter equivalence. By considering the pitch deviation, accumulative pitch deviation and ...

If you have made it here, you are likely wondering what a lead screw is. And you may have some questions about pitch, lead, starts and thread types. This post will cover those topics and also list out ...

Inspection for bone screws is a complicated process. Using a thread gauge measurement approach may enable a streamlined manufacturing process. Controlling the manufacture of bone and pedicle screws ...