Tapcon 3/8" x 1-3/4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Hex Head 410 Stainless Steel Masonry Screws They feature a large washer

They feature a large washer head for exceptional holding power and a bold thread design that bites quickly into wood

Dual-Purpose Design: Functions as both a purlin anchor and a strap-tie holdown for multiple framing applications

Steel panel attachment

Drill pilot hole through the façade material and into the backup material to the specified embedment depth + 1" using appropriate drill bit(s) in the chart below

Connection Type: Designed to offer a simplified

Tapcon 3/8" x 1-3/4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Hex Head 410 Stainless Steel Masonry Screws They feature a large washerLDT 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