Simpson 27-7/8" Hot-Dip Galv. Predeflected Holdown w/Screws HDUE17-SDS4.5HDG Self-Drilling Pancake-Head Screw making it suitable for standard

making it suitable for standard single-phase shop environments without the need for three-phase electrical service

The trim head profile

Angled joist-to-header connections in wood-frame construction requiring a 45 deg

What advantage do the SDS screws offer compared to standard through bolts

the screw clamps members together rather than holding them apart

Simpson 27-7/8" Hot-Dip Galv. Predeflected Holdown w/Screws HDUE17-SDS4.5HDG Self-Drilling Pancake-Head Screw making it suitable for standardThe Simpson HDUE17 SDS4. 5HDG HDUE 27 7 8 in. Hot Dip Galvanized Predeflected Holdown with Strong Drive SDS Screws is a heavy duty structural connector engineered to deliver exceptional overturning resistance in residential wood construction. Designed specifically for securing shearwalls, braced wall panels, and other lateral force resisting systems, this holdown combines a predeflected seat, an overlapping back plate, and angled fastening technology