3/16 in. x 1-1/2 in. Zinc-Plated Carriage Bolts (100-Pack)

Durable zinc-plated steel carriage bolts for fastening wood to wood or metal with a clean, low-profile finish. The domed head and square neck resist spin and eliminate the need for a washer in many applications.

Key Features:

• Zinc-Plated Protection: Corrosion-resistant finish for a clean, consistent look
• Low-Profile Domed Head: Provides a semi-flush finish without a separate washer
• Self-Locking Square Neck: Prevents bolt spin during tightening for easier installs
• Multi-Material Use: Ideal for attaching wood to wood or wood to metal frames
• Bulk Value Pack: 100 bolts sized 3/16 in. diameter x 1-1/2 in. length

Specifications Table:

Frequently Asked Questions (FAQ):

Q: What size are these carriage bolts?
A: They are 3/16 in. diameter by 1-1/2 in. length (SAE).

Q: What material and finish are they?
A: Steel with a zinc-plated finish for rust resistance.

Q: Do I need a tool to hold the bolt head?
A: Usually no—the square neck under the domed head grips the material to prevent spinning while you tighten the nut.

Q: Are these suitable for outdoor use?
A: Zinc plating offers basic corrosion resistance; for harsh outdoor or marine environments, consider hot-dip galvanized or stainless steel.

Q: What thread type do they use?
A: Coarse thread (Grade 2).

A Clean, Crafted Finish in Every Fastener

These zinc-kissed carriage bolts lend a tailored, architectural note to woodwork, letting the surface read smooth and uninterrupted. The domed head is a subtle jewel—sleek, low-profile, and beautifully consistent. Try them on a modern bench or garden gate where hardware becomes part of the composition. Functional yet polished, they’re the quiet luxury your projects deserve.

Choose this 100-pack of Hillman carriage bolts for reliable, clean-looking connections on your next wood or metal framing project.