https://allparts.uk.com/collections/hand-tools/products/nut-files-set-of-3-ukulele
Nut files for ukulele | Allparts UK
Set of 3 double sided ukulele nut files from Hosco for a uke. Gauges. 0.022", 0.024", 0.026", 0.028", 0.032", 0.036"
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