Hot-Dip Galvanized nuts are over tapped per ASTM A563

1 1/4-7 x 2 1/2 Socket Cap Screw Alloy

9/16 x 12 High Speed Long Boy (1/2" Shank)

9/16-12 x 6 Grade 8 Hex Cap Screw Yellow Zinc Plated

8 x 1 Phillips Flat Particle Board Screw w/ Nibs T17 Zinc Plated - Carton (10,000) Wall Dog Light Duty Anchors - Phillips Wafer Hot-Dip Galvanized nuts are over8 x 1 Phillips Flat Particle Board Screw w Nibs T17 Zinc Plated Carton (10,000) . Wood screws used for interior wood applications. Asymmetrical thread pattern resists material slippage during pull out and vibration. Counter sinking NIBS for a flush finish. Type 17 tip reduces wood splitting. Superior holding power.