Simpson Strong-Tie 0.230" x 4-3/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 Joist Hanger Nails Box-thread design – Smooth driving

Box-thread design – Smooth driving with reliable holding strength

These top-flange hangers accommodate both wood-to-wood and wood-to-steel connections

these screws are also an approved fastener for New Castle Steel™ deck framing by New Castle Building Group®

These Yellow Zinc Chromate-finished screws require less driving force than standard subfloor screws

Bent Top-Flange Design: Allows for flexible installation on beams

Simpson Strong-Tie 0.230" x 4-3/4" Strong-Drive SDCF Timber-CF Screw - Yellow Zinc | Qty. 250 Joist Hanger Nails Box-thread design – Smooth drivingThe 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