Simpson HDUE9-SDS3.5 17-3/8" Predeflected Holdown w/SDS Screws - G90 Galvanized 16 Gauge 20 Degree T-Head Finish Nails and the larger-diameter anchor holes

and the larger-diameter anchor holes are for 1/4"-diameter concrete screw anchors

Rugged tool case

Dagger-Guard coating enhances corrosion resistance in exterior applications

you’ll get efficient

This nail features a painted head and is compatible with many major manufacturers’ pneumatic tools

Simpson HDUE9-SDS3.5 17-3/8" Predeflected Holdown w/SDS Screws - G90 Galvanized 16 Gauge 20 Degree T-Head Finish Nails and the larger-diameter anchor holesThe Simpson Strong Tie HDUE Holdown is a high capacity structural holdown designed to anchor wood shearwalls and posts to concrete foundations. It transfers uplift and overturning forces from wood framing into the foundation, helping protect structures in high wind and seismic conditions. Built for high uplift resistance, the HDUE series provides enhanced lateral load support for demanding shearwall applications. The included SDS structural screws