5d (1-3/4") Shake and Shingle Siding/Roofing Nail - 316 Stainless Steel, 5 lb. Pkg Pipe Flashing Kits Wide-Seat Design: Helps distribute loads

Wide-Seat Design: Helps distribute loads evenly

Its top-flange design installs flush with the top of the carrying member

Material and Finish: Made from Steel for durability and finished with ZMAX coating

More Control: Outperforms 10d and 16d nails in single-fastener strength

Red Head Trubolt wedge anchors are proudly made in the USA

5d (1-3/4") Shake and Shingle Siding/Roofing Nail - 316 Stainless Steel, 5 lb. Pkg Pipe Flashing Kits Wide-Seat Design: Helps distribute loadsSimpson shake and shingle siding roofing nail has a 7 32" diameter flat head to provide ample surface to firmly secure shakes and shingles of all types.