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Home > Simpson Strong-Tie > Fastening Systems > Bulk Screws > Strong-Drive® SDWH TIMBER-HEX Screw > Simpson Strong-Tie SDWH19800DBMB 8" Length 0.640" Head Diameter 0.195" Shank Diameter 5/16" Large Hex Washer Head 2-3/4" Thread Length SawTooth™ Point Double-Barrier Coating Strong-Drive® SDWH TIMBER-HEX Screw (250 ct)


Simpson Strong-Tie SDWH19800DBMB 8" Length 0.640" Head Diameter 0.195" Shank Diameter 5/16" Large Hex Washer Head 2-3/4" Thread Length SawTooth™ Point Double-Barrier Coating Strong-Drive® SDWH TIMBER-HEX Screw (250 ct)

Item #:SDWH19800DBMB
Retail:$277.30
Quantity:
Simpson Strong-Tie SDWH19800DBMB 8" Length 0.640" Head Diameter 0.195" Shank Diameter 5/16" Large Hex Washer Head 2-3/4" Thread Length SawTooth™ Point Double-Barrier Coating Strong-Drive® SDWH TIMBER-HEX Screw (250 ct)

Simpson Strong-Tie SDWH19800DBMB 8" Length 0.640" Head Diameter 0.195" Shank Diameter 5/16" Large Hex Washer Head 2-3/4" Thread Length SawTooth™ Point Double-Barrier Coating Strong-Drive® SDWH TIMBER-HEX Screw (250 ct)




Ideal for structural and general-purpose fastening applications where a hex-head drive is preferred. The Strong-Drive SDWH Timber-Hex screw is ideal for the contractor and do-it-yourselfer alike. It is code listed under IAPMO-UES ER-192 and meets 2015 and 2018 IRC® and IBC® code requirements for several common wood framing applications.


Features


  • SawTooth™ point ensures fast starts, reduces installation torque and eliminates the need for predrilling in most applications

  • Bold thread design provides superior holding power

  • Underhead nibs that offer greater control when seating the head

  • Large washer head provides maximum bearing area (0.64" head dia.)

  • Size identification on all SDWH screw heads

  • 5/16" hex drive (replacement driver bit — BITHEXR516-134)

  • U.S. Patent 9,523,383

  • Double-barrier coating provides corrosion resistance equivalent to hot-dip galvanization, making it suitable for certain exterior and preservative-treated wood applications, as described in the evaluation report.


    Applications


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


    Product Includes


  • Retail and mini-bulk packs include one 5/16" hex driver bit; bulk packs include two driver bits


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