FastenMaster Cortex No. 10 X 2-1/2 in. L Rocky Harbor Torx Ttap Button Head Hidden Deck Fastener 224

The Fastenmaster Collated Cortex hidden fastening system is the fastest, easiest way to hide fastener heads when installing Trex decking. Install screws in positions marked A to ensure proper placement centered in the scalloped profile for standard installation. Install screws in positions marked B to ensure proper placement centered in the scalloped profile for cantilever installation. The Cortex hidden fastening system is the best way to hide fasteners in composite, capstock and PVC decking boards - now 50% faster on a collated strip.