Search:

Was that someone's attempt to fix it, do you think Lemur? Lead would wear even faster than tape on rough hones - before entirely sealing the surface of the hone and being a swine to remove without...

This is the type of backing sleeve it would have had, not one of those solid ones (the solid ones don't often come adrift, but the tube ones do!):

128639

The one above is a bit battered, but...