Auto Bolt is an independently owned and operated manufacturer of cold-headed fasteners, specializing in the production of long-length and mid- to heavy- diameter bolts, pins and rivets. Our pride is our team, most of our staff has worked in bolt-making for 20 years or more, delivering quality products on time at a competitive price.Founded in Cleveland, Ohio in 1948, Auto Bolt continues the tradition of quality manufacturing for which the American Midwest has long been known. Utilizing partnerships that support and complement our services, from drilling and broaching, to heat-treating and plating, we provide one-stop complete fulfillment.Our quality assurance department ensures that products are laboratory-tested through all phases of production. Tolerances are consistently held to industry specifications, whether for a small job or long production run. Our lot control system ensures complete traceability back to the raw material manufacturer.