[Harp-L] Fret Erasers for finishing reeds?

[Ronnie Schreiber]

The posts about finishing reeds got me thinking. StewMac sells rubber 
blocks embedded with abrasive grit, used for polishing guitar frets, 
including stainless steel frets. They're available in grits from 220 to 
8000.

https://www.stewmac.com/Luthier_Tools/Tools_by_Job/Tools_for_Fretting/Polishing_and_abrasives/Fret_Erasers.html

Ronnie Schreiber
The Electric Harmonica Co.
http://www.harmonicaster.com