[pianotech] cuddly die grinders

[Euphonious Thumpe]

Stores such as Lowe's ( and Harbor Freight?) sell small drill-chuck sized abrasive wheels, cones, and etc..

Thumpe

P.S. If the "rivets" you're trying to grind off have squarish, pyramid-looking tops, they are, technically speaking, fake "trunnels" (tree-nails). Imitations of the woodene pegs used to holde thinges togethere in Oldene Tymes.
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