Simpson Strong-Tie Strong-Drive 1/4 In. x 3-1/2 In. SDS Ledger Deck Screw (25 Ct. Box) griddle Optimized flute design removes debris

Optimized flute design removes debris faster

Rubber bumper

Galvanized base is made from 24-gauge deep drawing steel extra high with no seams

Freeze/thaw stable

side and back wired

Simpson Strong-Tie Strong-Drive 1/4 In. x 3-1/2 In. SDS Ledger Deck Screw (25 Ct. Box) griddle Optimized flute design removes debris1 4" diameter structural wood screw used to install deck ledgers to band joists and meet requirements of building codes. Double barrier coating (equivalent to hot galvanized) is suitable for outdoor and some preservative treated wood applications. Only ledger fastener with solutions provided for various engineered wood product band joist materials. Heat treated carbon steel. 3 8" Hex washer head is stamped with No Equal sign and fastener length. No