"SWAN SECURE" EBTY PACKS 3/32 KEEL3/4+BOARDS Ideal for 5/4" to 1" plus materials with 6" board width on 16" joist spacing. Economical, efficient and attractive fasteners are essentially invisible. All fastening work done from top side. Deck boards are set to level, uniform height and automatically spaced at 1/4". Relieves stress caused by natural shrinkage of deck boards. Only one EB-TY and one screw required at each board/joist intersection. Affords easy deck resurfacing by eliminating nail pops. Corrosion-resistant trim head Swaneze stainless steel finish screws included. Formed from UV-resistant polypropylene; EB-TY has 100-year life span. Deck Packs Contains:175 EB-TYs, 190 screws, 12 IPE wood plugs. Highlights:Top SideHidden Biscuit StyleUse On Hardwoods, Ipe, Mahogany & TeakDeck PackSize = #7 x 2-1/4"