1-1/2" - 12 Gauge Smooth Shank Common Nail - 304 Stainless Steel, Pkg 228 Stainless Steel Deck Screws these load-rated screws resist harsh

these load-rated screws resist harsh conditions while blending seamlessly with your decking for a professional finish

do not install where: (a) A horizontal cold joint exists within the embedment depth between the slab and foundation wall or footing beneath

Although these are labeled as drywall screws

drives directly into pilot-drilled holes

This will only fit a post that measures an actual 12x12"

1-1/2" - 12 Gauge Smooth Shank Common Nail - 304 Stainless Steel, Pkg 228 Stainless Steel Deck Screws these load-rated screws resist harshSimpson Smooth Shank Common Nail is available in type 316 stainless steel as well 304 stainless steel. 316 Stainless Steel is recommended for seaside applications and for superior corrosion resistance. Stainless Steel nails are recommended for construction of permanent wood foundations by the ANSI AF&PA Permanent Wood Foundations Design Specifications.