Simpson Strong-Tie #7 x 1-5/8" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 100 Collated Self-Drilling Screws Whether you're installing Simpson Strong-Tie

Whether you're installing Simpson Strong-Tie holdowns or Strong-Wall® shear walls

these anchor bolts are built to deliver long-lasting performance in concrete foundation applications

creating a secure hold that won't back out over time

The Simpson ECCQ66-SDS2

Pre-Assembled: Includes nut and washer for quick installation and jobsite efficiency

Simpson Strong-Tie #7 x 1-5/8" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 100 Collated Self-Drilling Screws Whether you're installing Simpson Strong-TieThe Simpson Strong Tie F07T162TDC Self Drilling Siding Screw is designed to deliver strength, speed, and long lasting performance in fiber cement siding and trim applications. Made from 410 stainless steel and engineered for corrosion resistance and durability, this high performance screw is ideal for fastening siding to metal or wood framing without the need for pre drilling. The patented winged design clears excess material during installation,