An interior/exterior, corrosion-resistant, alkyd (oil-based) primer for industrial maintenance and construction purposes. Use to undercoat machinery, farm implements, fixtures, conveyors, safety equipment, metal or wood surfaces, and doors before applying the industrial alkyd enamels. Prepare surfaces by removing any loose paint, dust, rust, or dirt to ensure adhesion. Solvent clean iron and steel surfaces and prime bare steel within 8 hours before flash rusting occurs. Apply with natural brush, roller, or airless sprayer. Dries to touch in 2 hours, to recoat in 8 hours. Covers approximately 200 to 350 Sq. Ft. per gallon. Clean up with mineral spirits. Gallon.