Check the listing for details. Eastwood Rust Converter Spray Aerosol 4 Pack. Condition: New. Listed at 146.99 USD. Instead of throwing out rusted automotive parts that you know will be hard to replace, use Eastwood Rust Converter to restore their performance. This acidic paint is formulated for panels and parts that have heavier rust but still are structurally intact. By spraying Rust Converter on the surface, you trigger a chemical reaction that turn residual rust into more stable iron oxide. It also forms a paintable black protective coating that is compatible with most topcoats. Last but not least, Rust Converter seals the metal to help prevent future corrosion. Rust Converter stops residual rust, and turns it into a black, protective, ready-to-paint coating, without sanding. Just apply to transform the rust Rust Converter seals the metal to help prevent future corrosion Penetrates faster than other brands No sanding needed - just apply to transform rust Easy to Apply Aerosol Spray