Starborn Industries. Designed specifically for capstock and co-extruded decking, Cap-Tor screws’ design modifications address problems often encountered in non-wood decking. A unique triangular thread design, a reverse thread section, and a type 17 tip (augur point) help eliminate issues with dimpling, mushrooming, white shear, and curled waste, while providing a smooth, quick installation. Cap-Tor screws come in 305 and 316 stainless steel and epoxy-coated steel, and are available in 11 head colors and coatings to match all major composite decking manufacturers. 800.596.7747.