The Hillman Group 852519 5/16 x 1-1/2" Hex Lag Screw- Black Finish 6-Pack

Steel Flat Washer, Black Oxide Finish, ASME B18.22.1, 5/16" Screw Size, 11/32" ID, 11/16" OD, 0.065" Thick (Pack of 100)

Simpson Strong Tie Simpson Outdoor Accents SD10112DBBR50#10 x 1-1/2-inch Hex Head Black Powder-Coat Connector Screw (50-Pack), 1-1/2"

5/16" X 4" Lag Bolt Black Zinc 10 Pack Renovator's Supply

National Hardware N179-150 V858S Lag Screws in Black, 6 pack

Hard-to-Find Fastener 014973291624 Phillips Flat TwinFast Wood Screws, 10 x 1-1/2-Inch, 100-Piece

Steel Flat Washer, Black Oxide Finish, ASME B18.22.1, 1/4" Screw Size, 9/32" ID, 5/8" OD, 0.065" Thick (Pack of 100)

Steel Flat Washer, Black Oxide Finish, ASME B18.22.1, 1/2" Screw Size, 17/32" ID, 1-1/16" OD, 0.095" Thick (Pack of 50)

1/4"-20 T-Nuts | 100pc | by Bolt Dropper, Pronged Tee Nut. for Wood, Rock Climbing Holds, Cabinetry