Porta-Nails 47085 16 Gauge 1-1/2-Inch Stainless Steel Flooring Nails (1,000 per Box) Stainless Steel nail for use with application requiring a non-corrosive nail Approved for use on ACQ treated materials Cupped point which virtually eliminates splitting even with very hard species. Well defined barbs to prevent the floor from moving 1000 nails will nail approximately 200 square feet of tongue and groove flooring