1/4" x 3" Conquest Large Diameter Concrete Screws - Zinc, Pkg 100 Decking Plugs Its course threads provide consistent

Its course threads provide consistent engagement

Thin wall socket (OD=2" maximum) is required for S/HD15 to tighten the 1" anchor bolt

making them ideal for HVAC

The coarse threads bite in strong and hold tight

1/4" x 3" Conquest Large Diameter Concrete Screws - Zinc, Pkg 100 Decking Plugs Its course threads provide consistentBuilt for the toughest fastening tasks, Conquest Large Diameter Concrete Screws with a zinc finish deliver serious holding power for heavy duty concrete and masonry applications. Whether you're anchoring structural framing, setting machinery, or securing fixtures in poured concrete, these screws are engineered to perform with confidence and consistency. Each screw is zinc coated for enhanced corrosion resistance in dry interior environments. The