The SDWH Timber-Hex HDG screw a 0.276 inch -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 inch and 5/8 inch 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 applications.

• Brand Name: Simpson Strong-Tie
• Sub Brand: Strong-Drive
• Callout Size: No. 2 Sizes
• Length: 4 in.
• Drive Style: Star
• Head Type: Hex Washer Head
• Product Type: Structural Screws
• Container Size: 2.46 lb
• Number in Package: 30 pk
• Driver Bit Included: Yes
• Color: Silver
• Indoor or Outdoor: Indoor and Outdoor
• Diameter: 0.276 in.
• Finish: Galvanized
• Packaging Type: Boxed
• Thread Type: Serrated
• Application: Structural wood-to-wood connections including ledgers
• Material: Steel
• 3/8 inch hex drive for secure driving (replacement driver bit - BITHEXR38-134)
• SawTooth point design for fast starts and no predrilling
• ASTM A153 Class-C hot-dip galvanized coating suitable for coastal and marine environments
• Burly 0.276 inch shank diameter for heavy-duty structural applications
• Oversized 0.93 inch-diameter integral washer eliminates the need for a separate washer