Grade 8 Zinc Yellow Plated Carriage Bolts 5/16-18×6 are engineered for high-strength applications where dependable fastenings are essential. Made from Grade 8 steel and finished with a durable zinc yellow plating, these carriage bolts deliver excellent corrosion resistance and long service life in wood and metal assemblies.

• Size & thread: 5/16 inch diameter, 18 threads per inch, length 6 inches (5/16-18×6).
• Material: Grade 8 steel for superior tensile strength.
• Finish: Zinc yellow plated for corrosion resistance and a distinctive appearance.
• Head & design: Carriage bolt with a domed head and square neck under the head to help prevent rotation during installation.
• Applications: Ideal for wood-to-wood and wood-to-metal connections in decking, fencing, furniture, and heavy-duty projects.
• Installation: Use with matching nuts and washers; drill appropriately sized holes for a clean fit.

Premium fasteners you can trust to hold up under demanding conditions. Add these Grade 8 zinc yellow plated carriage bolts to your toolkit and tackle your next project with confidence.