The 1/2 x 4 DeWALT Engineered by Powers SCREW-BOLT+™ High Performance Screw Anchor Zinc-Plated (50) is an optimal choice for fastening wood, steel, or concrete. Made from zinc-plated steel for durability and corrosion resistance, these anchors have an ultimate tensile strength of up to 1800 lbs, offering superior strength and holding power.
