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The Simpson ECCQ5-6SDS2
Zinc-Plated Carbon Steel: Offers corrosion protection for indoor or low-moisture environments
Their mechanically galvanized finish provides added corrosion resistance for demanding jobs where dependable holding power matters
Galvanized Finish: G90 coating provides corrosion resistance for long-term performance
they’re an excellent alternative to lag screws when you want pro-level strength and easier installation
Tapcon 3/8" x 3" LDT Large Diameter Concrete Screw - Hex Head - Zinc | Qty. 50 LCC/CCOS Lally/Steel Column Caps The Simpson ECCQ5-6SDS2LDT 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