Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Siding/Fencing/Trim Nails Concealed Top Flanges: Two concealed

Concealed Top Flanges: Two concealed flanges provide a clean

Designed for high-volume applications

with an overall length of approximately 15 in

3-axis Newall DP500 DRO (knee) for precise

Annular ring shank design - the ring pattern grips wood fibers on all sides

Simpson 4d x 1 1/2" Annular Ring Shank Box Nail, 316 Stainless Steel Siding/Fencing/Trim Nails Concealed Top Flanges: Two concealedSimpson 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