Gem Rust Killer and Metal Prep Gallon 603-6800

Gem Rust Killer dissolves rust. Gem Rust Killer dissolves rust converting it into iron phosphate forming a tough undercoating which inhibits rerusting. Easy to use brush or spray no wash off necessary. Perfect for use with automotive agriculture and marine equipment. It is simple to use. Just remove loose rust with a wire brush apply Gem Rust Killer and allow to dry. Brush away any residue then prime and paint as would be customary.