Simpson® SDWS Timber screws, Star drive oversize washer head
December 2, 2017
Simpson® SDWH Timber hex screws, Hex washer head
December 2, 2017
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Simpson® SDWH Timber hex HDG screws, Hex washer head

Similar to the SDWH Timber screw. Has a large washer head, and is suitable for marine and coastal projects. A hexagonal head for use with a wrench.

  • Hot dipped galvanized steel

    Carbon steel for adequate strength. Hot dipped galvanized (A153) for very good corrosion resistance.

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