Simpson Strong-Tie

Strong-Drive® SDWH TIMBER-HEX HDG Screw

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The SDWH Timber-Hex HDG screw a 0.276"-diameter hot-dip galvanized screw suitable for heavy-duty marine and coastal applications. The SDWH Timber-Hex HDG screw has a SawTooth™ point and oversized integral washer that makes for fast installations; no predrilling or separate washer needed. Speed up your next pile job by replacing 3/4" and 5/8" HDG bolt/washer/nut assemblies (two screws for one bolt in many conditions) with the new Strong-Drive SDWH Timber-Hex HDG screw. It is code listed under IAPMO-UES ER-192 and meets 2012 and 2015 IRC® and IBC®code requirements for several common wood framing, piling and engineered-wood applications.

More Information
SKU SST-SDWH-THEX
Manufacturer Simpson Strong-Tie
Country of Manufacture
Color ALMOND

Key Features

  • Burly 0.276" shank diameter for heavy-duty structural applications
  • ASTM A153 Class-C hot-dip galvanized coating suitable for coastal and marine environments
  • SawTooth™ point design for fast starts and no predrilling
  • Oversized 0.93"-diameter integral washer eliminates the need for a separate washer
  • 3/8" hex drive for secure driving (replacement driver bit — BITHEXR38-134)

Applications

  • Structural wood-to-wood, engineered wood, including ledgers and pile connections

Installation

  • Install Tip: For best results, use a minimum of 1/2" low-speed corded drill to install