1. What’s the difference between a coach bolt and a carriage bolt?

There’s actually no practical difference - these terms are used interchangeably in the UK. Both refer to the same type of bolt.

2. Can coach bolts be used for metal-to-metal connections?

Coach bolts are best suited to wood-to-wood or wood-to-metal. For metal-to-metal, use hex bolts or high-torque fasteners.

3. Do I need washers or nuts with carriage bolts?

Yes, most applications require a nut on the threaded end. Washers are optional but do help distribute load on softer materials.

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Carriage & coach bolts

Carriage & coach bolts

Carriage and coach bolts are commonly used in timber connections, fencing, and fastening metal to wood. Their domed heads and square necks help prevent rotation during installation. These bolts are suited for structural and finishing applications ...

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