Simpson #8 x 3" 316 SS Deck-Drive DWP Wood Screw, T20, Flat Head S/HGAM Hurricane Gusset Angle for Masonry head diameter - distributes clamping

head diameter - distributes clamping force over a wider surface area

with the base plate sitting flush with the concrete surface

What replacement bit is compatible with this screw's drive type

centralized access to critical controls and quick-stop capability during operation

Simpson #8 x 3" 316 SS Deck-Drive DWP Wood Screw, T20, Flat Head S/HGAM Hurricane Gusset Angle for Masonry head diameter - distributes clampingSimpson Deck Drive DWP Wood Screw in Type 316 Stainless Steel is a professional grade fastener engineered for deck, dock, and exterior wood applications where long term corrosion resistance is critical. The #8 x 3" flat head screw features a T20 6 lobe drive and a specially designed sharp point paired with unique box threads, delivering reliable performance in treated lumber, engineered wood, and polymer decking materials. Type 316 stainless steel