Ribbed Neck Steel Zinc Plated Carriage Bolts 3/8-16×3/4

Durable steel carriage bolts with a ribbed neck, finished in zinc plating for corrosion resistance. Ideal for wood-to-wood joints and furniture assembly, these bolts provide secure, clean fastenings with a classic carriage bolt head and a ribbed neck to limit rotation during installation.

Key specifications

• Material: Steel
• Finish: Zinc plated
• Diameter: 3/8 in
• Thread: 3/8-16 UNC
• Length: 3/4 in
• Neck: Ribbed neck design

Why choose ribbed neck carriage bolts

The ribbed neck helps prevent turning in softwoods and assembled components, simplifying installation and ensuring a flush, secure fit across furniture and deck projects.

Recommended uses

• Wood-to-wood joinery for furniture, decks, fencing, and cabinetry
• Outdoor and indoor projects where a durable, plated bolt is desired
• Fastening into hardwoods with a compatible nut and washer

Installation tips

Always pre-drill a pilot hole appropriate for a 3/8-inch bolt to reduce splitting. Use a matching nut on the opposite side and a washer if needed to distribute load.