Deck Plus tan deck screws were designed to provide superior weather protection all while coordinating with your decking finish. Engineered using star drive technology, these screws are twice as durable as a Philips drive and prevent stripping. The tan ceramic coating provides superior rust and corrosion resistance with 4 layers of protection a zinc layer, a chemical adhesion layer, an epoxy coating and a durable protective finish. Recommended for use with treated lumber.