Simpson Strong-Tie SDWS22400DBB Description

The Strong-Drive SDWS Timber Screw is an exterior-grade fastener designed for wood-to-wood connections, featuring a durable double-barrier coating and a SawTooth point for easy installation.

Simpson Strong-Tie SDWS22400DBB Includes

• (600) 0.220 in. x 4 in. Timber Screw

Simpson Strong-Tie SDWS22400DBB Features

• Bold thread design for superior holding power
• SawTooth point for fast starts and reduced installation torque
• Underhead nibs for flush driving and reduced splintering
• Large washer head for a large bearing area
• Size identification on screw heads
• T40 6-lobe drive for positive engagement and improved bit life
• Double-barrier coating for corrosion resistance

Simpson Strong-Tie SDWS22400DBB Applications

• Structural wood-to-wood connections
• Mass timber connections including CLT wall-to-wall and floor-to-floor
• Surface splines and lap joints

Simpson Strong-Tie SDWS22400DBB Specifications