5D (1-3/4") 304 Stainless Steel Wood Siding Nail, 25 lb. Pkg Pipe Flashing Accessories Do not use an impact

Do not use an impact wrench to set or tighten anchors

Requires nails or Strong-Drive SD Connector screws for installation – refer to manufacturer guidelines for proper fastener schedule

Whether you're building a pergola

3/4" or 1" in length

Lumber Size: Intended for use with 12x12 posts/columns

5D (1-3/4") 304 Stainless Steel Wood Siding Nail, 25 lb. Pkg Pipe Flashing Accessories Do not use an impactSimpson wood siding nails are available in either type 304 or type 316 stainless steel. Checker pattern on nail head blends well with wood grain, reduces glare from sunlight and accepts surface finishes. Annular ring shank increases pull out resistance to provide a secure attachment that reduces cupping of siding boards.