Dress - As a guitar or bass is played the strings gradually wear away
at the frets leading to shallow grooves in the top of the frets.
from visible wear the signs that a guitar needs a fret dress are that it
plays out of tune or there is
amount of fret buzz. A
fret dress may also be required when the fretboard is not straight or when
the frets were not level when the guitar was made.
a fret dress the frets are levelled, removing the grooves made by string
wear. The frets are then recrowned back into profile and polished. A setup
is also performed.