Strong-Drive® SDWH TIMBER-HEX HDG Screw 0.276" x 4" SDWH27400GMB, 150/Box

• Features a SawTooth® point design, which provides fast starts and no predrilling or separate washer needed
• Burly 0.276-in. shank diameter ideally suited for heavy-duty structural applications
• 3/8-in. hex drive for secure driving (replacement driver bit — BITHEXR38-134)
• Oversized 0.93-in. integral washer eliminates the need for a separate washer
• Length: 4 in.
• ASTM A153 Class-C hot-dip galvanized coating suitable for coastal and marine environments
• Quantity: 150

The information on this page is intended for preliminary guidance only. For complete safety and to verify accurate information, please consult the (PDF linked below) to obtain the manufacturer’s values when selecting the anchors for your project.

The Strong-Drive SDWH Timber-Hex HDG screw is a hot-dip galvanized fastener suitable for heavy-duty marine and coastal applications. It's ideal for use in structural pilings, piers, docks, boardwalks and offers the lowest installed cost for comparable pile solutions on the market. No longer do you need to purchase expensive auger drill bits, separate washers, nuts or bolts. Installation time is faster because you install only from one side and no predrilling is required.

Application List

• Fastening Wood-to-Wood
• Flood-Resistant Construction
• Marine
• Dock and Boardwalk
• Pier Restoration
• Coastal / Salt Air

Catalog PDF Page 63

Product Information (on Simpson Website)

Package information
14.06 in. x 5.88 in. x 8.81 in.,  12.3 lbs.

California Prop 65 WARNING! Cancer -www.P65Warnings.ca.gov

Carton Reference

Pallet Reference 50707392767072