Grip-Rite PrimeGuard Standard Gray Deck Screw This Phillips screw features a 10 year warranty against rust. For use in Treated and Untreated lumber. The Bugle head sits flush for a low profile look. Coarse thread for superior holding power. Packaged in a clean, neat plastic jar or pail. Durable packaging eliminates the crushed boxes and spilled fasteners that happen with traditional cardboard packaging. Includes a Free Phillips bit in each package. Approximate coverage when installing 2 fasteners per deck board based on 16 OnCenter. This Phillips screw features a 10 year warranty against rust. For use in Treated and Untreated lumber. The Bugle head sits flush for a low profile look. Coarse thread for superior holding power. Packaged in a clean, neat plastic jar or pail. Durable packaging eliminates the crushed boxes and spilled fasteners that happen with traditional cardboard packaging. Includes a Free Phillips bit in each package. Approximate coverage when installing 2 fasteners per deck board based on 16 OnCenter. Warning Cancer and Reproductive Harm. www.P65warnings.ca.gov