FastenMaster TrapEase 3 Ultimate Composite Deck Screw Matches colors from Trex. Create a clean finished look without predrilling in all 3 types of synthetic decking composite, PVC polyvinyl chloride , and capstock. Zinc plated with Epoxy and UV coat. Includes T-20 Torx TTAP bit. Carbon Steel C1022. The 350 piece pail includes the Spotter lid that is also an installation guide that reduces installation time by consistently placing the fasteners and gapping the deck boards. Drive Type Star, Size #10 x 2-1/2 In., Material Steel, Head Type Flat, Finish Zinc, Color Gray, Approx. Coverage 100 Sq. Ft., Thread Diameter #10, Length 2-1/2 In., Package Size 350 Pc., Bit Size T-20, Pkg Qty 350, Package Type Pail