CRC Rust Converter is a unique fast drying coating formulated for treatment of rusted surfaces. It stops rust instantly and prevents future rusting. CRC Rust Converter neutralises rust and transforms it to a tough black primer that binds to the surface and provides a waterproof barrier for effective long-lasting rust protection. No more sandblasting, heavy scraping, or grinding. CRC Rust Converter can be used as a finish coat or can be painted over. To promote a high quality topcoat finish, apply CRC Prep It as an intermediate primer over CRC Rust Converter prior to topcoating.