Carriage bolts are mostly used in wood and may also be known as plow bolts. They have a domed top and a square under the head. The carriage bolt square pulls into the wood as the nut in tightened for a very secure fit. Available in a variety of diameters, plow bolts are a common choice for any job.
Carriage bolts are made from a variety of types and grades of steel to suffice for the abundance of applications in which they are used. Below are just a few of the common plow bolt types.
- Zinc-plated bolts: Moderate protection against rust.
- Steel grade 5 bolts: Medium carbon steel; used in high-strength automotive applications.
- Stainless steel 18-8 bolts: This material of choice for exterior and marine applications is produced from an alloy of steel with a high corrosion resistance.
- Silicone bronze bolts: Used in wood boat building this alloy of copper has better strength and corrosion resistance than brass.
- Hot dipped galvanized bolts: Much more corrosion resistant than zinc-plated. These thick coated bolts work with galvanized nuts for exterior use in the coastal areas.
For standard parts please visit our online Warehouse
Please complete the form and click "submit" to send an immediate email to our sales department who will advise you of price or alternative available parts.