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Carriage Bolts, Round Head, Square Neck

Available in Black Oxide, Plain Steel, Zinc Plated, Hot Dipped Galvanized, Stainless Steel, Grade 5, Grade 8 and Metric Din 603.

Because Carriage bolts are often used in wood to wood applications they typically do not need to be of high grade steel so the most commonly supplied version is A307, low tensile steel, but we offer Grade 5 and Grade 8 high strength Carriage bolts as well. Carriage bolts are also available in a variety of materials and finishes depending on their application. They are often used outdoors and consequently exposed to the elements. As such, they are available in corrosion resistant materials or corrosion resistant finishes, such as Stainless steel and Hot dipped galvanized, in imperial (inch) and DIN metric standards: