Simpson Strong-Tie SDWH19400DB Description

The Strong-Drive SDWH Timber-Hex Screw is a high-performance wood-to-wood fastener designed for structural applications. It features a double-barrier coating for corrosion resistance and a SawTooth point for fast starts without predrilling.

Simpson Strong-Tie SDWH19400DB Includes

• (800) 0.195 in. x 4 in. Timber-Hex Screw

Simpson Strong-Tie SDWH19400DB Features

• Bold thread design for superior holding power
• SawTooth point for fast starts and reduced installation torque
• Underhead nibs for countersinking into wood with reduced splintering
• Large washer head for maximum bearing area
• Size identification on all screw heads
• 5/16 in. hex drive

Simpson Strong-Tie SDWH19400DB Applications

• Structural wood-to-wood connections
• Engineered wood connections including ledgers
• Exterior and preservative-treated wood applications

Simpson Strong-Tie SDWH19400DB Specifications

Fastener Type Hand-Drive Screw Application Fastening Wood-to-Wood Coating/Material Double-Barrier Coating Length 4 in. Head Diameter 0.650 in. Shank Diameter 0.195 in. Drive Type 5/16 in. Hex Head Type Large Hex Washer Head Thread Length 2 3/8 in. Point Type SawTooth Point Packaging Quantity 800