Rust-Oleum Specialty Farm & Implement Primer keeps valuable equipment looking like new with its durable, weather-resistant enamel formula. Use on tractors, lawn mowers, farm implements and more to add a rust preventative coating that resists fading and chipping. Heavy-duty primer withstands working conditions and can be applied to both wood and metal. Use as a base coat for Farm & Implement Paints, which provide excellent color matching to original equipment finishes for seamless touch ups. Not for use on galvanized metal.