Dubuque Screw Products is a top-notch facility with a personable staff. They are dedicated to quality, on-time delivery, and have the ability to respond quickly to urgent projects.

We have the right combination of skilled professionals, cutting-edge machinery, and efficient processes, all dedicated to delivering precision in every aspect of our work.
Quality components precisely crafted. Delivered on time. Every time.
We are continuously learning, upgrading our skills and techniques, and striving to improve in every possible way. From staff training to new top-of-the-line machines, Dubuque Screw Products is dedicated to our ongoing efforts to improve products, services, and quality processes.
Team of Experts
Our team members are partners in our mission to provide beyond precision machining.
Built in America
Our commitment to American-made machining is more than just a point of pride - it is a testament to our dedication to excellence and our belief in the value of hard work.
Experts in Quality Control
Quality Control Process
We take the necessary steps to ensure that every part we produce meets the highest standards of quality:
Our set-up machinist documents dimensions for the first piece
Our quality control personnel check and document dimensions for first-piece inspection
Operators document all dimensions every four hours
All inspection sheets, certifications and other documentation are saved electronically for an ongoing record
Quality control completes and documents final inspection of parts and packaging before approving for shipment
Experts in Quality Control
Quality Control Equipment
By investing in top-of-the-line quality control equipment, we can guarantee that our parts are manufactured with precision and accuracy:
CMM
Pin and plug gauges
Thread plug and ring gauges
Digital micrometers and calipers
Optical comparator with edge sensing
Height gauges
Surfometer