Simpson Strong-Tie 1/4 in. x 3 1/2 in. Strong-Drive SDS Heavy-Duty Type 316 Stainless Steel Connector Screw (5-Pack)

The Simpson Strong-Tie Strong-Drive SDS Heavy-Duty Connector screw is a 1/4-in-diameter high-strength structural screw ideal for various connector installations as well as wood-to-wood and engineered wood applications. It installs with no predrilling and has been extensively tested in various applications. The SDS Strong-Drive 1/4-in wood screw line includes stainless-steel screws in 1-1/2-in to 3-1/2-in lengths, suitable for fastening Simpson Strong-Tie stainless-steel products. Offering the same easy-driving, split-reducing installation of the standard SDS screw, these screws are made from Type 316 stainless steel. Stainless-steel SDS screws are appropriate for higher-exposure environments where maximum corrosion-resistance is required.

• Heavy-duty type 316 stainless steel for extreme durability
• Ideal for outdoor, marine, and corrosive environments
• Engineered thread design for fast starts and strong hold