Hard-to-Find Fastener 014973283049 Hex Machine Screw Nuts, 2-56, Piece-100 Diameter: #2 Thickness: 1/16 inch Material: Steel Finish: Zinc Driver Type: 3/16 wrench Diameter: #2 Material: Steel Finish: Zinc Driver Type: 3/16 Wrench Thread Type: 56 (Coarse)