Ninth Day of Trivia — Strong-Drive® SDS Screws

It’s difficult to talk about connectors without talking about fasteners. Simpson Strong-Tie developed the Strong-Drive® SDS Heavy-Duty Connector screw as a high-capacity alternative to nails or bolts, and the first connector using them was the PHD Predeflected Holdown. We released in both the PHD and the SDS screw in 1997.

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