Ribbed Neck Steel Zinc Plated Carriage Bolts 5/16-18 x 2-1/2 are rugged fasteners designed for secure wood-to-wood and wood-to-metal connections. With a durable steel core and a corrosion-resistant zinc plating, these bolts provide long-lasting performance in a variety of outdoor and indoor applications.

Key features

• Size: 5/16-18 UNC thread
• Length: 2-1/2″ overall
• Neck design: Ribbed neck helps reduce rotation during tightening
• Material: Steel
• Finish: Zinc plated for corrosion resistance

Why choose ribbed-neck carriage bolts?

The ribbed neck adds grip during installation and helps create a secure, flush fit in timber and metal assemblies. The zinc plating protects against rust, extending the life of the fastener in exposed or humid environments.

Common applications

• Decks, fences, and timber framing
• Machinery mounting and equipment assemblies
• General carpentry and hardware projects requiring reliable, high-strength fasteners

Enhance your project with these dependable carriage bolts. Add to cart today for a secure, long-lasting connection.