Customer reviews: StewMac Fret Slot Depth Gauge Tool -

Every guitar I've ever re-fretted had slots that were deeper than the fret tangs; often by a fair amount Filling in the ends of the slots IS

Crimson Guitars Precision Fret Slot Depth Tester Extremely precise, all-in-one measuring tool for checking flat frets and radiused frets

fret slot width Fret tang depth Fret slot depth is 232 or 0625, with some spots being a hair deeper Do I want to select a fret wire that has a tang depth

fret slot saw StewMac sells a fret slot depth gauge, but you can also make one yourself with a razor blade or sheet metal stock (Mark Fogleman's suggested