Simpson Strong-Tie S410ARN5 Roofing Nail, 4D Penny, 1-1/2 in L, Full Round Head, 10 ga Gauge, Stainless Steel

The Simpson Strong-Tie roofing nail-annular ring shank was designed to optimize holding power, while incorporating higher levels of corrosion resistance. Its large flat head provides extra bearing surface to firmly secure roofing material and its annular ring shank increases withdrawal resistance. A variety of sizes are available in type 316 and type 305 stainless steel, as well as in copper and aluminum.