Simpson Strong-Tie 0.230" x 11-3/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 DU/DHU Face Mount Drywall Hangers Outdoor steel-to-steel assemblies

Outdoor steel-to-steel assemblies

Bugle head – Flush countersinking for a clean deck surface

Built from durable steel and protected by a ZMAX galvanized coating with a black powder coat finish

making them ideal for high-pressure and high-temperature environments

Self-drilling tip allows direct installation into steel without predrilling

Simpson Strong-Tie 0.230" x 11-3/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 DU/DHU Face Mount Drywall Hangers Outdoor steel-to-steel assembliesThe Simpson Strong Tie Strong Drive SDCF Timber CF Screw is engineered for strength and reliability in cross laminated timber (CLT), mass timber, and other demanding wood construction applications. Available in multiple lengths and diameters, these fully threaded structural fasteners deliver exceptional withdrawal resistance and holding power, making them the trusted choice for large scale wood assemblies. Each screw features a flat head with