A307 Grade A Carriage Bolts – Plain, Low Carbon (Inch)
A307 Grade A carriage bolts are low-carbon steel fasteners with a plain finish, featuring a rounded head and square neck to prevent rotation during installation. Designed for general-purpose applications, they are ideal for woodworking, light construction, and repair projects where medium-strength fastening is required.
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Available in a variety of diameters and lengths in inch sizes. Perfect for assembly, structural repairs, and projects where a plain, reliable fastener with moderate strength is needed.