Carriage Bolts, Grade 5 (inch)
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Carriage bolts are best known for their smooth, rounded head. They also feature a square neck just below the head to prevent bolts from turning or vibrating loose after being installed. The Grade 5 carriage bolts offer a minimum tensile strength of 120,000PSI. Bolts are offered in plain steel, zinc, zinc-yellow and hot dipped galvanized to meet the needs of your project.