#7 x 2" Simpson Strong-Tie DWP T15 Trim Head Wood Screw - 305 Stainless Steel, Pkg. 5 Lb. CBS/CBSQ Column Bases One of the standout features

One of the standout features of the ABA Adjustable Post Base is its slotted anchor hole

With an integrated drill point and serrated threads

Do not overdrive to preserve washer performance and coating protection

OSB or plywood

Inter-story drift performance tested to over 2% (see L-C-CBHDRIFT)

#7 x 2" Simpson Strong-Tie DWP T15 Trim Head Wood Screw - 305 Stainless Steel, Pkg. 5 Lb. CBS/CBSQ Column Bases One of the standout featuresThe Simpson Strong Tie Deck Drive DWP Trim Head Wood SS Screw is designed for outdoor builds that need strength and long term durability. Made from 305 stainless steel, it offers excellent corrosion resistance for decks, docks, and exterior structures. With its sharp point and efficient thread design, the DWP drives smoothly into wood, engineered wood, and polymer materials while reducing strain on your tools. Available in both hand drive and collated