4d (1-1/2") Annular Ring Shank Spiral Roofing Nail - 304 Stainless Steel, 1 lb. Pkg STandoff Bases The 1-5/8" x 3-1/4" Solid

The 1-5/8" x 3-1/4" Solid Strut Channel 4 ft

These screw anchors are intended for exterior applications and some interior pressure-treated wood sill plate applications

Simpson Annular Ring Shank Common Nails

and other heavy-duty metal connections

maintenance-free

4d (1-1/2") Annular Ring Shank Spiral Roofing Nail - 304 Stainless Steel, 1 lb. Pkg STandoff Bases The 1-5/8" x 3-1/4" SolidSimpson ring shank roofing nails have a large flat head to provide extra bearing surface to firmly secure roofing material. A spiral "thread" on the shank causes the nail to spin during installation, creating a thread like interlock with the wood.