If you have a metal lathe just looking for some work, why not make your own lock nuts? That’s what [my mechanics insight] did ...

Type: Castle Nut; Flex-Top Locknuts; Jam Nut; Top Lock; Nylon Insert Nut Material: Aluminum; Bronze; Brass; Exotic Metals; Incoloy; Monel; Steel; Hardened Steel ...

Some nuts can be applied without tools, and others may have special designs to prevent the nut from loosening. Most nuts require a rotational force around the bolt threads for application, though some ...