4" Simpson T20HACN10 6 Gauge Annular Ring Shank Common Nail - 316 Stainless Steel, Pkg 10 Lb Kit - Outdoor Accents they are fastened to the

they are fastened to the concrete or CMU base using gas-driven pins (GDP) that penetrate through the washer

ensuring exceptional resistance to weathering

low-visibility appearance ideal for siding

Fastener Flexibility: Compatible with SDS screws or bolts for secure installation

and site-built construction projects

4" Simpson T20HACN10 6 Gauge Annular Ring Shank Common Nail - 316 Stainless Steel, Pkg 10 Lb Kit - Outdoor Accents they are fastened to theThe Simpson T20HACN10 is a robust 6 gauge annular ring shank common nail made from marine grade 316 stainless steel. At 4" in length, it delivers maximum holding power for heavy duty structural and exterior fastening where corrosion resistance is critical. The annular ring shank design increases grip strength and withdrawal resistance, making it ideal for framing, ledger connections, decking, and treated lumber in coastal or wet environments. Key