Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 400 (Carton) 1" L-Track Cam Straps 2" crimped S-hooks provide a

2" crimped S-hooks provide a secure connection at each end

Secure Fit: Ensure proper seating and adjust using the built-in tolerance for alignment accuracy

Stamped for Compliance: Includes Crosby name

Exterior metal framing and structural steel connections

Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 400 (Carton) 1" L-Track Cam Straps 2" crimped S-hooks provide aLDT 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