Simpson Deck-Drive™ DSV WOOD Quik Guard® Coating Screws are a professional-grade fastener solution for your outdoor wood projects. The #10 x 2 1/2-inch screws feature a T25 6-Lobe head and a corrosion-resistant tan Quick Guard® coating for superior weather resilience, making them perfect for decks, docks, and siding. Includes 350 screws per box.