Tuff-Boy Quick Dry Rust Stop Primers are durable, weldable products recommended for use on properly prepared ferrous metal surfaces. Tuff-Boy Quick Dry Rust Stop Primers are the products of choice for priming structural steel, machinery, safety equipment and fences in commercial, industrial and institutional applications. These primers are formulated to give outstanding corrosion protection on ferrous metal surfaces. These fast drying products have unique surface wetting properties that make it possible to prime ferrous metal surfaces where thorough cleaning and sandblasting are not possible. The tough, durable film will provide sufficient resistance to weathering for a period of up to 6 months before enclosure or topcoating. These primers contain no lead or chromate pigments.