the SNAPSKRU® anchor opens with an audible "pop

7 x 3 Simpson Trim-Head Wood Decking Screws - Square Drive 305 SS - 5 lbs Pack (490)

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1-14 Finished Hex Nut SS 18-8 (A2)

1/2-20 x 6 1/2 Hex Cap Screw SS 316 (A4)

2-56 x 3/16 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10,000) Hanger Bolt Drivers the SNAPSKRU® anchor opens with2 56 x 3 16 Phillips Flat 82 Undercut Machine Screw Black Zinc Plated (10,000) . 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.