Hard-to-Find Fastener 014973330088 Class 10 Flange Nuts, 10mm-1.50, Piece-190 Diameter: 10mm Material: Steel Finish: Black Phosphate Driver Type: #15 Wrench Thread Type: 1.5mm (Coarse) Diameter: 10mm Material: Steel Finish: Black Phosphate Driver Type: #16 Wrench Thread Type: 1.5mm (Coarse)