B&C Eagle SDM112SS-2M 1-1/2-Inch Length x 7/16-Inch Medium Crown x 16 Gauge S304 Stainless Steel Construction Staples (2,000 per box) For use in 7/16-Inch medium crown staplers (Senco style) Great for cedar shingles, fascia and soffits, fencing, floor underlayment, furniture, pallets, vinyl/metal siding, crate assembly, sheathing and more S304 Stainless steel won't ever corrode or rust. For interior and exterior use. Rated for use in treated lumber Chisel Point Reclosable box helps protect product during storage