Simpson Strong-Tie 0.230" x 6-1/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 50 RTC/FWH Rigid Tie Connectors When welded to a steel

When welded to a steel header

anchors shall be at least 17 ft

Designed for lighter-duty fence and outdoor projects

flush joints

Simpson Strong-Tie 0.230" x 6-1/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 50 RTC/FWH Rigid Tie Connectors When welded to a steelThe 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