Simpson Strong-Tie offers a wide variety of fasteners to meet the requirements for every project type. Their extensive selection of collated nails provide an easy way to reduce driving force and increase installation speed. The 15° wire-coil, full-round-head, ring-shank roofing nail combines the short-term benefit of increased fastening efficiency with the long-term benefit of stainless steel. This nail is ideal for fast driving and superior holding in asphalt and synthetic slate roofing applications. This nail is compatible with many major manufacturers’ pneumatic tools. 15° Wire Coil, Full Round Head, Ring-Shank Roofing Nail — 1-1/4 in. Type 304 (720-Qty) (Pack of 192).