#7 x 1-1/4" Simpson Strong-Tie DWP T15 Trim Head Wood Screw - 305 Stainless Steel, Pkg. 1 Lb. Hidden Deck Fastener Systems Self-Tapping Design: Cuts threads directly

Self-Tapping Design: Cuts threads directly into concrete—no expansion or inserts needed

The Simpson ECCQ78SDS2

These screws feature a hardened steel core with a multi-layer Dagger-Guard coating that withstands high humidity

The Simpson Strong-Tie TW25114 Tie-Wire Wedge Anchor is a pre-assembled

Its integrated bonded sealing washer ensures a watertight connection

#7 x 1-1/4" Simpson Strong-Tie DWP T15 Trim Head Wood Screw - 305 Stainless Steel, Pkg. 1 Lb. Hidden Deck Fastener Systems Self-Tapping Design: Cuts threads directlyThe Simpson Strong Tie Deck Drive DWP Trim Head Wood SS Screw is designed for outdoor builds that need strength and long term durability. Made from 305 stainless steel, it offers excellent corrosion resistance for decks, docks, and exterior structures. With its sharp point and efficient thread design, the DWP drives smoothly into wood, engineered wood, and polymer materials while reducing strain on your tools. Available in both hand drive and collated