ST Fastening #12 X 5" InsulDrill Metal Roofing Screw - Bright White, Pkg 100 Large Diameter Masonry Screws The bottom of its base

The bottom of its base plate is designed to be flush with the concrete

Self-Tapping Thread Design: Cuts into concrete cleanly—no expansion or secondary setting required

guardrails

making them a trusted fastening solution for demanding outdoor applications

Pergolas & Outdoor Structures: Ideal for assembling pergolas

ST Fastening #12 X 5" InsulDrill Metal Roofing Screw - Bright White, Pkg 100 Large Diameter Masonry Screws The bottom of its baseSecure your metal roofing and siding projects with #12 InsulDrill Metal Roofing Screws, the trusted choice for post frame and residential applications. These high performance fasteners are engineered for long lasting durability, exceptional weather resistance, and a seamless installation process. Key Features: Self Drilling #1 Drill Point: Eliminates the need for pre drilling, allowing for efficient installation into metal and wood substrates. Durable