Ramset PHEINOX Series 36079 Screw, 2-1/2 in L, W-Cut Thread, Recessed Star Drive, Zip-Tip Point, Steel, 500 PK

PHEINOX 305 stainless steel screws are corrosion and stain-resistant fasteners designed to withstand wet environments. PHEINOX 316 stainless steel screws are designed for coastal applications. GRK's patented R4, RSS, FIN/TRIM and RT composite screws are available in PHEINOX stainless steel. GRK recommends PHEINOX 305 stainless steels screws for applications that require superior corrosion resistance in wet environments such as decks, boardwalks, pools and hot tubs. PHEINOX 305 stainless is also recommended for use with cedar, red-wood and various other wood substrates that have higher acid content as well as for composite deck boards. PHEINOX 305 stainless steels screws are recommended for applications located more than 1 mile from the coast.