1/4-in x 3-1/4-in Concrete Screw Anchors 75-Pack
Simpson Strong-Tie. $39.49. In stock.
1/4-in x 3-1/4-in Concrete Screw Anchors 75-Pack • Torque Reduction Channel that traps dust where it can’t obstruct the thread action, reducing the likelihood of binding in the hole (patent pending) • Serrated screw point for easier starts when fastening wood • Matched-tolerance bit not required; use a standard ANSI drill bit for installation • Zinc plated with a baked-on ceramic coating • Designed for installation with a cordless drill or impact driver • Drive type: 5/16-in hex head • Drill bit diameter: 3/16-in • Includes drill bit • State of Florida product approval: FL16230
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