The Simpson Strong-Tie Strong-Drive SDS Heavy-Duty Connector screw is a 1/4"-diameter high-strength structural wood screw ideal for various connector installations as well as wood-to-wood applications. It installs with no predrilling and has been extensively tested in various applications. The SDS is improved with a patented easy driving 4CUT™ tip and a corrosion-resistant double-barrier coating.

• Drive: 3/8" Hex
• Thread Type: Serrated
• Coating: Double-Barrier

800 pcs/ctn