Tapcon 3/8" x 2-1/2" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 400 (Carton) Common Nails High-Wind Zones: Ideal for regions

High-Wind Zones: Ideal for regions prone to strong winds where added uplift resistance is critical

High-visibility yellow powder-coated body protects against the elements while standing out for quick identification

High-performance thread design for strong withdrawal resistance

27-caliber single-shot loads are compatible with all Simpson Strong-Tie

this assembly delivers unmatched durability

Tapcon 3/8" x 2-1/2" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 400 (Carton) Common Nails High-Wind Zones: Ideal for regionsLDT Tapcon Concrete Screw Anchors are a proven solution for high strength anchoring in concrete and masonry. With their robust design and aggressive thread profile, these heavy duty screws provide consistent performance in structural, industrial, and commercial settings. Built for speed and holding power, these anchors cut their own threads into base material, no inserts or expansion required. The dual lead thread reduces installation time while