We manufacture the industry's finest flat thread rolling dies. This has been our only business since we started in 1946. Our satisfied customers include the leaders in the screw and bolt industry. We are service-oriented, and our "custom die approach" means your dies are individualized to your blanks and setup requirements.

Paula Mau

Gene Kovacs
Sales Manager

The reason we have gained our solid reputation in the fastener industry can be. summed up in four words:


We believe not only in the integrity of our product, but we also insist on honesty in all facets of relationships with every customer.


Our highly skilled die makers and thread engineers use the latest technologies to produce the kind of dies you want. Dies which last longer and produce better threads and more parts. Dies which can be changed easily with minimum machine down-time. And we ship them when you need them.


We build extra service life into our dies. How? By using D-2 High-Carbon - High-Chrome tool steel as standard material, recognized as the best steel for thread rolling dies heat treated in state-of-the-art vaccuum furnaces to provide a hard, wear-resistant surface with a tough core.


Our top-performance dies are competitively lower in cost than comparable dies. Since they are virtually custom-built to your own requirements, you need not settle for more or less than you need. As specialists in the design and manufacturing of flat thread rolling dies, look to National to reduce your rolling costs. . . Send Email.

Paula and Gene are here to assist you in anyway possible. Email either Paula or Gene today or call us @ 800-321-3667 for a lightning fast quote!

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