These 1/2 inch x 5 inch galvanized steel concrete screws deliver reliable fastening for both DIY and professional projects. Each pack includes 40 screws with serrated hexagon washer heads that prevent loosening and provide secure, long-term holding power. Made from hot-dip galvanized carbon steel, they resist corrosion and oxidation in outdoor and humid environments. Installation is straightforward: drill a hole, clean it out, then screw directly in using a wrench or electric drill without any curing time needed. Load-bearing capacity is immediate. Perfect for mounting brackets, hangers, and supports on concrete walls, slabs, brick, stone, and other hard substrates. Ideal for terraces, awnings, scaffolding, guardrails, and heavy-duty industrial applications.
