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Attaching metal panels
Fastener placement is critical—use all specified holes to achieve full load capacity
eliminating the need for secondary expansion
Designed for reliable structural reinforcement
Choose the Roofjack Extreme Angle EPDM Pipe Flashing Boot for dependable performance on even the most demanding roofing projects
Tapcon 1/2" x 4" LDT Large Diameter Concrete Screw, Hex Head - Zinc | Qty. 25 Sale Attaching metal panelsLDT 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