Guitar Tuning Problems? Quick Nut Fixes

Getting nut slot flat on tiltback Strat neck guitar nut slot Actually good nut files cost a pretty penny So if you only have one guitar you want to slot a nut for, drop it at a guitar tech If you have guitar nut slot depth 1-6, I guess? Notched Feeler Gauges My first attempt was making slotting files for acoustic guitar bridges They turned out

guitar nut slot Use the pencil and dividers to lay it out on the nut Use the dividers by staggering the index point and you get a diagram that looks like where