Assertion: fret | /r/HasProperty | filed
Facets:
Source sentences:
text: Frets can be filed to reduce their overall height and re-crowned.
text: Frets are filed until a sliver of the crown's peak remains, untouched.
text: Before frets are ever filed they are checked to ensure they need it!!
text: Each fret is filed until all signs of the marker are removed, and finished with a few backstrokes.