Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Pipe Flashings Designed for both roof purlin

Designed for both roof purlin anchorage and stud-to-foundation holdown applications

Steel panel attachment

while coarse threads on the shank pull deck boards tightly to framing for lasting hold

Lumber Size: Intended for use with 8x beams and 8x posts/columns and includes necessary SDS screws for quick installation

Simpson Strong-Tie Bugle Head Decking Screws are designed for wood-to-wood applications

Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Pipe Flashings Designed for both roof purlinLDT 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