Slotting a guitar's string nut using gauged files

I'm really getting them to lower some nut slots in my current guitars, not make new nuts, but it may come to that if I stuff it up!

Real nut files are a serious investment that will eventually pay for itself over the course of many ruined nuts So of course he'll need a full

guitar nut slot files slots on classical guitars And, you'll save 10% by purchasing the set! Our tempered edge-cut nut files produce round-bottom slots for nuts

guitar nut slot depth I'm really getting them to lower some nut slots in my current guitars, not make new nuts, but it may come to that if I stuff it up!