#6 Heavy Duty Drill Bit - Stubby Length

Drive nails are stainless steel

1 5/32 x 6 Reduced Shank Drill Bit (1/2 Shank)

1 3/8-6 x 14 Socket Cap Screw Alloy

1 1/8-7 x 8 Socket Cap Screw Alloy

1/4-20 x 1/2 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (5,000) A194 2H Heavy Hex Nuts Hot Dipped Galvanized #6 Heavy Duty Drill Bit1 4 20 x 1 2 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (5,000) . Black Zinc is an acidic, low temperature powdered product developed to impart a black conversion coating of zinc die casting, galvanized stock and electroplated zinc parts. The black coating serves as a base for organic coatings (lacquers, paints, waxes and oils) and also provides an esthetic appeal.