Originally Posted by
dsbrantjr
I have seen a Channelock-type plier with one jaw ground down to make a hook to engage the notches of such a ring, but of course the proper hook spanner tool is preferable.
I've got an old Nishiki with a similar headset. I filed an old set of channel locks as per suggestions on this forum. Worked fine. Then, as luck would have it, I found the right Hozen tool at a swap meet. And as a bonus, the other side was exactly what I'd been needing/borrowing from a neighbor for my Peugeot BB's.
https://www.amazon.com/Lockring-Head.../dp/B0017SE6ZY