3" - 11 Gauge Annular Ring Shank Box Nail - 304 Stainless Steel, 5 lb. Pkg Zinc Large Diameter Masonry Screws Double-Barrier Coating – Resists corrosion

Double-Barrier Coating – Resists corrosion in wet

Self-Tapping Thread Design: Cuts into concrete cleanly—no expansion or secondary setting required

Ideal for use in concrete

Fast-Cutting Threads: Tap into concrete

Triangle holes do not need to be filled for skews greater than 22 1/2°

3" - 11 Gauge Annular Ring Shank Box Nail - 304 Stainless Steel, 5 lb. Pkg Zinc Large Diameter Masonry Screws Double-Barrier Coating – Resists corrosionSimpson Annular Ring Shank Box Nails are available in type 316 and 304 stainless steel. Choose type 316 for seaside applications and superior corrosion resistance. Stainless steel nails are recommended for construction of permanent wood foundations by the ANSI AF&PA Permanent Wood Foundations Design Specifications.