4" Simpson T20ABNB 8 Gauge Annular Ring Shank Box Nail - 316 Stainless Steel, Pkg 25 Lb Truss Plate Screws Use the 1 1/4" screws

Use the 1 1/4" screws for attaching siding to panels

Featuring a Type 316 stainless-steel screw for maximum level corrosion resistance

Concealed-Flange Design: The hidden header flanges offer clean lines for exposed conditions and allow installation close to the end of the supporting beam

Reversible Orientation: The LSSR can be installed on either the left or right side of the rafter

Sharp Point: Enables quick starts and consistent penetration in OSB

4" Simpson T20ABNB 8 Gauge Annular Ring Shank Box Nail - 316 Stainless Steel, Pkg 25 Lb Truss Plate Screws Use the 1 1/4" screwsThe Simpson T20ABNB is a heavy duty 8 gauge box nail with a 4" length and an annular ring shank for exceptional holding power. Made from 316 stainless steel, this nail is built to withstand the harshest environments including coastal, marine, and chemically treated wood applications. The ring shank design delivers superior withdrawal resistance, making this nail ideal for structural framing, decking, fencing, and other critical exterior wood to wood