Strong-Drive® SDWS TIMBER Screw 0.275" x 4" T50, 316 Stainless SDWS27400SS, 350/Box

• Fast installation — no predrilling, no counterboring, no heavy-duty equipment needed
• Greater withdrawal resistance vs. spikes
• SawTooth® point for fast starts and less driving torque — without predrilling
• Heavy-duty 0.275-in. diameter shank provides strength and durability
• Large 0.650-in. diameter, flat washer head with nibs provides load-bearing area and seats flush with surface
• Deep T50, 6-lobe recess for fewer cam-outs
• Mid-shaft knurl aids in torque reduction
• Length: 4 in.
• Type 316 stainless steel provides corrosion resistance even in severe conditions
• Quantity: 350

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.

Designed to provide an easy-to-install, high-strength alternative to through-bolting and traditional lag screws. The Strong-Drive SDWS Timber screw is ideal for the contractor and do-it-yourselfer alike. It is code listed under IAPMO UES ER-192 and meets 2018 and 2021 IRC® and IBC® code requirements for several common wood framing and engineered-wood applications.

Application List

• Fastening Wood-to-Wood
• Marine
• Corrosive Environments
• Dock and Boardwalk
• Pier Restoration
• Mass Timber / Cross-Laminated Timber
• Coastal / Salt Air

Catalog PDF Page 60

Technical Data Pages 51-52

Technical Data Pages 158 and 167-169

Product Information (on Simpson Website)

Package information
0 in. x 0 in. x 0 in.,  28.7 lbs.

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

Carton Reference

Pallet Reference 50707392002975