Simpson THGQH7.25 SDS Truss Girder Hanger W SDS Screws Gray Painted, Made to Order Non Returnable Fiber Cement Siding Nails The seat of the column The seat of the column cap features additional surface area beyond each side of the column to allow added area of bearing to distribute the load from the beam and provide enhanced support for the connection For use with carbon & stainless steel anchors The thickness of the supporting girder must be equal to or greater than the screw length the THGQ and THGQH hangers for multi ply girder trusses use Simpson Strong Tie Strong Drive SDS Heavy Duty Connector screws to provide high load capacities and easier installation compared to bolts