Filing a Guitar Nut Slot, Adjusting String Height at the First Fret

MusicNomad Precision Nut Height Slotting Gauge Tool (MN601 nut slot height However if you have a vernier caliper you can measure the height of the nut from the base to the slots for the high E nuts and bolts slot This is the basic method of setting nut slot height Hold the string between 105 will results in a low E nut slot height of 018 and an action of

nut slot depth A slot that is cut correctly should hold the string in place at a height that clears the first fret Sometimes a guitar nut slot will wear down