These have been suggested as a handy tool for removing the burr inside bowl & spindle gouges:
https://www.knivesandtools.co.uk/en/pt/ ... fskc%2Ehtm
They are a bit expensive though, anyone seen anything similar but a bit less expensive? It doesn't need to be a folding type.
Edit: just found this which is a bit cheaper.
https://www.knivesandtools.co.uk/en/pt/ ... tr-600.htm