Woodpro all Purpose Construction screws are used for a wide variety of interior and exterior applications from decking to flooring. The secure Star drive recess helps reduce bit stripping and a sharp Type-17 point allows for easy starting and effortless drilling. Special nibs under the head provide a clean Countersink in all types of material. These screws are coated by ppg industries with a Golden Electro-Polyseal coating. Ppg Industries E-Coat is superior to other types of coating because it allows for a thinner coat while still maintaining over 1, 000 hours of salt spray protection. The coating is extremely durable in all-weather applications and will not chip or rub off. Ppg coating is rated for use in treated lumber. Package includes one Star bit.