Simpson® SDWH timber hex screws, External hex, 4"

Simpson® SDWH Timber hex screws, Hex washer head

Ideal for structural wood to wood projects including deck ledgers and general purpose fastening where a hex drive is preferred. Hex washer heads are six sided for use with a wrench and have a built in washer.

• Double barrier coated steel

  Carbon steel for adequate strength. A proprietary coating that has similar corrosion resistance to hot dipped galvanized.