Originally Posted by
noglider
[MENTION=330095]Salubrious[/MENTION], the axle nuts are made of soft material so that they will strip easily. This is by design so that you won't strip the axle, because replacing the axle is a big-ish job.
If I had thought about it I might have sorted that out. But the older school indicator nut has more threads so I have to assume its a lot harder to strip!