Simpson Strong-Tie #7 x 3" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 2,000 Quik Drive Replacement Parts pre-drilling may be necessary to

pre-drilling may be necessary to prevent splitting and ensure a flush connection

Inverted upper threads - clear excess material for flush seating

Simpson Strong-Tie Engineering: Designed and tested to meet modern deck construction standards

Designed for solid sawn lumber

and coarse threads for maximum holding power

Simpson Strong-Tie #7 x 3" Self-Drilling Siding Screw, Square Trim Head - 410 Stainless Steel, Qty. 2,000 Quik Drive Replacement Parts pre-drilling may be necessary toThe Simpson Strong Tie F07T300TDB 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,