Rust Tough® is a protective coating that can be applied direct to metal-no primer needed. This fast drying formula provides superior rust protection that resists scratches and abrasions. Offering state of the art corrosion protection, these rust preventative acrylic alkyd enamel paints provide excellent gloss and color retention, superior durability and one coat coverage. Unlike other brands, rust Tough can be applied direct-to-metal without a primer coating. Save time and save money with rust Tough.