Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Siding/Fencing/Trim Nails The slot in the base

The slot in the base enables flexibility around the anchor bolt position

Country of Origin (subject to change): Germany

This construction method maintains structural performance while reducing manufacturing complexity

Versatile angle designed to improve corner stability at right-angle connections

Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Siding/Fencing/Trim Nails The slot in the baseSimpson 4d x 1 1 2" Annular Ring Shank Box Nail in 316 Stainless Steel is a premium fastener engineered for demanding outdoor, coastal, and moisture prone construction applications. Built by Simpson from Type 316 stainless steel, this 14 gauge box nail delivers outstanding corrosion resistance in saltwater environments and chemical exposure scenarios where standard fasteners fall short. The annular ring shank design provides a mechanical grip that