• PST is now three companies  built to provide you precision solutions.

  • Now there are three great ways  to achieve the linear motion solutions your applications demand.
Providing quality threaded screw products and engineering for over 65 years.

Welcome to Precision Screw Thread – your gateway to linear-motion and power-transmission solutions and services of unsurpassed quality, and unrivaled cost-efficiency.  Whether your requirements are routine or cutting-edge, off-the-shelf or custom, you’ll find just the right solution, at the right price, at a Precision Screw Thread company.


Your online resource for linear motion products

Need standard ball screw assemblies and other linear motion components? We carry a comprehensive selection of top-quality products. And thanks to a complete arsenal of online selection and ordering tools, you won’t find a better buying experience anywhere.  Learn more »

Precision Industrial Products

Custom thread rolled & machined products

Looking for a reliable and cost-efficient manufacturer of thread-rolled or machined components you’ve already designed? For replacement parts? Or for secondary operations such as cutting or forming after a thread roll? You’ll find the answer here.  Learn more » .

Helical Kinetics

Engineered helical linear-motion solutions

If you need support in engineering and manufacturing a linear-motion solution for a new or complex application, you’ve come to the right place. We work closely with our customers from concept through completion to achieve your specified performance characteristics.  Learn more » .