Simpson HD19 Bolted Holdown - G90 Galvanized EPDM Pipe Flashings The square-drive recess minimizes cam-out

The square-drive recess minimizes cam-out for secure driving

The Simpson Strong-Tie HELITOOL37A is a proprietary tool designed specifically for installing Simpson Strong-Tie Heli-Tie Helical Wall Ties

ideal for harsh environments

and extreme conditions

Part of Simpson’s Classic Collection

Simpson HD19 Bolted Holdown - G90 Galvanized EPDM Pipe Flashings The square-drive recess minimizes cam-outThe Simpson Strong Tie Bolted Holdown is a structural holdown designed to anchor wood framing to concrete foundations and help prevent walls from lifting during high winds or seismic activity. This holdown anchor secures the end of a shearwall and transfers tension forces into the foundation, providing dependable uplift resistance for both professional contractors and experienced DIY builders. Built for lateral load resistance, this holdown connector