Simpson Strong-Tie 0.230" x 8-5/8" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 50 U/HU I-Joist & SCL Hangers more secure hold

more secure hold

Weather-Resistant Design: Withstands harsh outdoor conditions while maintaining structural integrity

The large-diameter washer head provides excellent clamping force while helping reduce embedment depth and spreading loads more efficiently

It is rated for tension

Simpson Strong-Tie 0.230" x 8-5/8" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 50 U/HU I-Joist & SCL Hangers more secure holdThe 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