Galvanized Coarse Thread Exterior Carriage Bolt,also known as coach bolts, most commonly have a smooth, domed head with a square section underneath that pulls into the material to prevent spinning during installation. This feature allows for the bolt to be self-locking when installed through a square hole in a metal strap, or a round hole in most woods. They can be installed with a spanner or wrench.
Carriage bolts are designed to fasten a wooden face to either wood or metal
The galvanized finish provides superior weather and corrosion protection
Install by pushing the carriage bolt through a pre-drilled hole, secure placement with hex nuts
Carriage bolt is ISO 9001 certificate
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