C-Deck Composite Deck Star Drive Screws, #9 x 1-3/4". Use T20 bit and conveniently packed in a reusable 5 lb container. Includes one "Free Bit".. Includes one "Free Bit". Extra sharp quick starting point, with deep, wide sharp threads. Works in all composites, treated lumber compatible, PVC and great for fascia, fencing, railing and much more. Color matched E-Coat finish has shown over 1000 hours of corrosion resistance in both salt spray testing and treated lumber. Comes in 5 colors Red - Gray - Tan - Brown - White.• C-Deck Color Coated Fascia & Composite Screw - Treated Lumber Compatible!• Star Drive offers twice the torque over Phillips or square drive screws• Extra Sharp Quick Starting Point• Deep, Wide Sharp Threads• Red, Tan, Gray, Brown and White - Treated Lumber Compatible Coating.• Item Length: 4-5/8''• Item Width: 4-5/8''• Item Height: 8''