Simpson Strong-Tie 0.230" x 6-1/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 Strong-Drive SDCF Timber-CF Screws These anchors are designed to

These anchors are designed to drive straight into concrete without needing sleeves or inserts

Available in multiple sizes to fit a variety of projects

The yellow-zinc interior-grade coating provides corrosion protection

No Pre-Drilling Required – Save time and effort on large builds with a fast-start point that drives clean and deep

Floor Systems: Provides strong joist support in both residential and commercial flooring structures

Simpson Strong-Tie 0.230" x 6-1/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 Strong-Drive SDCF Timber-CF Screws These anchors are designed toThe 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