The 24971 TorqueMaster™ Star Hex Head Tapcon Masonry Screws (5/16" x 3-1/4") are heavy-duty concrete anchors designed for reliable fastening into masonry materials such as concrete, brick, and block. Featuring a star drive with hex head design, these screws provide increased torque transfer while reducing the risk of cam-out, helping installations go smoother and faster. Manufactured from case-hardened steel for strength and durability, they are finished with a Blue Ruspert® corrosion-resistant coating for long-lasting performance in demanding environments. The quick two-step installation system keeps the process simple and clean, and each package includes the required drill bit and driver bit, so you can get straight to work without extra guesswork.
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