Indexa: FC03 M12 Knuled Nut FC03 - Knurled Nut Material: Medium Carbon Steel. Hardness: HRC 30 - 35. Surface Finish: Black Oxide. MPN: PT03-1228 EAN: 5036140377899 FC03 M12 Knuled Nut Attributes: B: 12mm C: 24mm MFR Part No.: PT03-1228 Mate…View more