National Nail Corp 345144 Camo Trim head Screw 2-3/8" 700 Count is for use with the camo hidden fastener system. Designed for all standard 5/4 deck boards including wood, composite, cap stock or PVC boards for fastener free deck surface. Enough screws to do 200 square feet based on 16 on center. One free bit included. ACQ approved. Pail.