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Hex Head

  • Hex Washer Head Timber Tamers™ Wood Screws

    Simpson Strong-Drive® SDWH Timber-Hex Screws 316 Stainless Steel

    5/16 and 1/2 Hex Drive, 316 Stainless Steel 
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    For superior corrosion resistance in a range of applications including timber framing, pole barn construction, log homes, gutter installation and landscape timbers. Available in screw sizes 1/4 " and 3 ⁄ 8 " and lengths from 3 to 12 inches . 4-corner thread form significantly reduces driving torque. Drive with standard 5/16 " or 1/2 " hex nut drivers. Specify Timber Tamers ™ for outdoor construction projects requiring longer length screws.
  • Hex Washer Head Strong-Drive® Wood Screws

    Simpson Strong-Drive® SDS Heavy-Duty Connector Screws

    3/8 Hex Drive, Type 17 Tip 
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    Designed for installation in Simpson Strong-Tie ® structural connectors as well as wood-to-wood applications. Type-17 tip for fast starts, no pre-drilling required in most applications. Patented 4CUT™ 4-corner thread form greatly reduces driving torque. Double barrier coating provides corrosion resistance equivalent to hot-dip galvanization. Head is stamped with the Simpson Strong-Tie “No Equal” sign and fastener length for easy identification after installation. A low-speed 1/2 " drill with a 3/8 " hex driver is the recommended tool for installation. Code listed under ICC-ES ESR-2236.