How do I tell if my nut slots are too high?

The best test for nut slot height is to fret the string between the 2nd and 3rd frets, then tap the string down right over the 1st fret If

The slots should be only deep enough so 13 of the string is above the top of the nut and 23 in the nut Related items Feeler Gauges

nut slot files When you buy a new guitar, you can almost be guaranteed that the nut slots are not deep enough I have seen expensive guitars that came with as much as 035''

nut slot height The heavier strings should have approx half of the string showing above the nut This will prevent the slot from choking the string and stopping proper