Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Pipe Flashings Large Washer Head – Provides

Large Washer Head – Provides a broad bearing surface that increases pull-through resistance and clamping force

These nails come in 15 degree wire welded coils which are compatible with most 15 degree power wire weld siding nailers

Watertight seal: Prevents leaks for dependable performance

Steel panel attachment

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

Tapcon 3/8" x 4" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 Pipe Flashings Large Washer Head – ProvidesLDT 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