Simpson Strong-Tie SDWS221000DBB Description

Strong-Tie SDWS Timber Screws feature a 4CUT tip which eliminates the need for pre-drilling, saving valuable time compared to using traditional lag bolts.

Simpson Strong-Tie SDWS221000DBB Includes

• (250) 0.220 in. x 10 in. Timber Screw

Simpson Strong-Tie SDWS221000DBB Features

• Bold thread design provides superior holding power
• SawTooth point ensures fast starts, reduces installation torque and eliminates the need for predrilling in most applications
• Underhead nibs allow for head to drive flush to surface with reduced splintering
• Large washer head provides a large bearing area
• Size identification on all SDWS screw heads
• 6-lobe T40 drive provides positive engagement that makes the screw easy to drive and improves bit life
• Double-barrier coating provides corrosion resistance equivalent to hot-dip galvanization

Simpson Strong-Tie SDWS221000DBB Applications

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

Simpson Strong-Tie SDWS221000DBB Specifications

NOTE: The correct fasteners installed in the correct position must be used to achieve published load values.