5/8" x 6" Conquest Large Diameter Concrete Screws - Galvanized, Pkg 10 18 Gauge Straight T-Head Finish Nails The Simpson ECCQ3-4SDS2

The Simpson ECCQ3-4SDS2

Pre-Deflected Design: Minimizes deflection under tension for improved performance

Built for speed and holding power

The coarse threads bite in strong and hold tight

Flexible design: #7 Roofjack size fits pipe sizes from 5-1/2" - 11-1/2"

5/8" x 6" Conquest Large Diameter Concrete Screws - Galvanized, Pkg 10 18 Gauge Straight T-Head Finish Nails The Simpson ECCQ3-4SDS2Conquest Large Diameter Concrete Screws Galvanized are engineered for serious holding power in concrete, block, and brick. Whether you're anchoring sill plates, machinery, racking systems, or structural framing, these heavy duty fasteners are built to handle high load applications with confidence. Designed with a robust thread profile, they cut into concrete with minimal torque while delivering high pullout resistance. Made from hardened steel with a