Aggressive coarse threads: Penetrate dense wood quickly for efficient installation
Tapered countersinking head: Ensures smooth, flush installation without extra effort
Electro-galvanized zinc coating: Provides corrosion resistance for interior and exterior use
Sharp point design: Installs easily with a 5/16 inch hex bit, reducing setup time
Meets ICC ES ESR 1078 standards: Approved for use in ACQ or pressure-treated lumber
Summarized by Shop
Perfect for Roofing, Decking, and Framing Projects!
Upgrade your construction projects with our 8" Structural Timber Screws (also known as wood lock screws), designed for versatile applications like securing rafters, trusses, headers, and stair stringers. These heavy-duty screws replace 3/8-inch lag bolts, eliminating the need for pre-dri