The right gauges for cutting and shaping string slots on banjos.
Our tempered edge-cut nut files produce round-bottom slots for nuts and saddles. Ensure your strings seat properly in the nut without buzzing!
Each chrome-alloy steel file has twin 4" cutting edges. Among our most popular tools, these professional files help you get the job done quickly and correctly.
Save 10% by purchasing the set
StewMac tech advisors specify these sets to match your string gauge:
#0841 For Medium Strings
0.013", 0.016", and 0.024"
#0840 For Light Strings
0.010", 0.013", 0.016", and 0.020"
Just want one? Each file is also sold individually.
Match the file to the string gauge
Choose a file of the same size as the string, or no more than a few thousandths wider. By rocking the file side to side, you can widen the slot to fit a slightly wider string.