5d (1-3/4") Simpson Ring Shank Roofing Nail - 304 Stainless Steel, 5 lb. Pkg Hidden Deck Fasteners Simpson flat head type 316

Simpson flat head type 316 stainless steel screws are designed to fasten securely in fiberglass

Use with Simpson Quik Drive PROHSD75 and compatible systems

and other wood-to-wood projects

Concealed Base: Intended for use with 6x6 lumber with a knife-blade style connector designed to slide into a slot cut into the post

The Simpson CB66HDG 6x6 Column Base - Hot Dip Galvanized enhances the strength and stability of your construction projects

5d (1-3/4") Simpson Ring Shank Roofing Nail - 304 Stainless Steel, 5 lb. Pkg Hidden Deck Fasteners Simpson flat head type 316Simpson ring shank roofing nails have a large flat head to provide extra bearing surface to firmly secure roofing material.