Cardinal Fastener
Cardinal Fastener Inc. is one of the largest fastener manufacturers of large diameter, hot forged bolts in America.
Last updated September 1, 2026
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Overview
Cardinal Fastener Inc. is a manufacturer of large diameter, hot forged bolts, known for same-day or next-day delivery and short lead times. Since 1983, leading fastener distributors have relied on Cardinal. In 2015, Cardinal Fastener was acquired by Fastenal Company. The company offers a variety of head styles and diameters up to 4-1/2″ or M72, and can forge materials including carbon steels, alloys, high nickel alloys and stainless steels. It holds certifications such as ISO 9001:2015, ISO 17025, API20E, and BSL 1, 2, 3.
History
Since 1983, leading fastener distributors have relied on Cardinal for same-day or next-day delivery of high strength, hot-forged fasteners. In 2015, Cardinal Fastener was acquired by Fastenal Company.
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