Krylon® Rust Tough Brush-On Enamel has Krylon quality and value in every can. Rust Tough doesn’t just cover up rust.. .it eliminates it! Its the toughest rust fighter on the market in brush on form. Rugged and durable, Rust Tough protects and beautifies any metal surface quickly, easily, and economically. Its convenient to use because it needs NO PRIMER and it dries fast. Dries to the touch in 60-90 minutes, dries tack-free in 3-4 hours and resists chipping and peeling.