Simpson Strong-Tie SDWH27400G Description

The Strong-Drive SDWH Timber-Hex HDG Screw is a heavy-duty structural fastener designed for wood-to-wood connections, featuring a hot-dip galvanized coating for durability in coastal and marine environments.

Simpson Strong-Tie SDWH27400G Includes

• (350) Strong-Drive SDWH Timber-Hex HDG Screw

Simpson Strong-Tie SDWH27400G Features

• 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
• Ideal replacement for spikes, lag bolts, and lag screws

Simpson Strong-Tie SDWH27400G Applications

• Structural wood-to-wood connections
• Engineered wood applications
• Ledger and pile connections

Simpson Strong-Tie SDWH27400G Installation Overview

1. Use a minimum of 1/2″ low-speed corded drill for installation

Simpson Strong-Tie SDWH27400G Specifications

Fastener Type Hand-Drive Screw Application Fastening Wood-to-Wood API Approval Approved – Full Length (in.) 4 Shank Diameter (in.) 0.276 Drive Type 3/8 in. Hex Head Type Large Hex Washer Head Thread Type Serrated Threads Thread Length (in.) 3 Point Type SawTooth Point Coating/Material Hot-Dip Galvanized, Class C Packaging Quantity 350