#8 x 1-5/8" Simpson Strong-Tie Square Drive Bugle-Head Wood Screw - 316 Stainless Steel, Pkg. 1 Lb. Shake & Shingle Nails The SSA16D nail is a

The SSA16D nail is a 316 stainless steel hand drive nail that comes in a 1 lb

the screw’s tri-lobe thread design and unique cut point drive cleanly into composite and PVC material without splitting or excess board damage

Crafted from 14-gauge steel with a G90 galvanized finish

The 1-5/8" x 13/16" Strut Channel with Short Slots 5 ft

This will only fit a post that measures an actual 12x12"

#8 x 1-5/8" Simpson Strong-Tie Square Drive Bugle-Head Wood Screw - 316 Stainless Steel, Pkg. 1 Lb. Shake & Shingle Nails The SSA16D nail is aSimpson Bugle Head Wood Decking Screw Square Drive available in Type 316 or Type 305 Stainless Steel with coarse threads on approximately 2 3 of the shank draw the decking and other material tightly to the framing. The Type 17 point is for fast starts and the square drive creates easier driving and longer bit life. California Residents: WARNING