Made in the USA since 1920

Standard and
Customized Threaded
Rods by Keystone
Threaded Products


Strength. Quality. Dependability.

100 Years in Business

Our committed team in Valley View, Ohio has been creating customized threaded rods for a century, and we have the knowledge and skill to produce exactly what you need.

Industry-Leading Quality

Our parts undergo a multi-step inspection process for quality assurance. Because we’re recognized industry-wide for our quality, you can be sure the parts you receive will be the best available.

No Job Is
Too Big

We proudly run the world’s largest thread roller, which makes threads stronger and more reliable, producing unsurpassed parts.

Unique Capabilities

We have unparalleled capabilities and can create a wide variety of threading products, from Acme threaded bars to specialty forms.

Keystone Threaded Products celebrates its 100th year of business in 2020.


To manufacture the highest quality precision roll threaded and machined products for every customer, every time. ISO 9001:2015 certified, Keystone’s reputation for custom manufacturing, large diameter threading, and expertise in Acme and Trapezoidal threading place Keystone in an elite group of manufacturers able to meet our customers’ requirements. With over 750 years of experience on our production floor, no other manufacturer can come close to our knowledge, skill, and proficiency in roll threading.