Invisi-Fast BISCUIT Hidden Deck Fastener for GROOVED Boards-100pc kit Provides a 3/16" spacing between deck-boards 100 Piece kit covers approximately 60 square feet Compatible with Choice Dek, Fiberon, Gossen, KLEER, Latitudes, Moisture Shield, Nylo Decking, Rhino Deck, Timber-Tech, Veranda and many others Includes pre-set stainless steel screws Made of durable UV resistant, poly-carbonate material