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Thickness Feeler Gauge 20 sizes (inch and metric)

Thickness Feeler Gauge 20 sizes (inch and metric)

Tonetech

£7.65

Thickness Feeler Gauge (inch and metric sizes) Measure string action Measure nut slot depths Measure fret slot width Measure string to fret clearances Sizes: 0.04mm (.0015") , 0.05mm(.002") , 0.06mm(.0025") , 0.10mm(.004") , 0.15mm(.006") , 0.18mm(.007") , 0.20mm(.008") , 0.25mm(.010") , 0.30(.012") , 0.35mm(.014") , 0.40mm(.016") , 0.45mm(.018") , 0.50mm(.020") , 0.55mm(.022") , 0.60mm(.024") , 0.63mm(.025") , 0.65mm(.026") , 0.70mm(.028") , 0.75mm(.030") , 0.80mm(.032")

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Buy from TONETECH LTD.TONETECH LTD. is a UK retailer, not the maker. Price seen 2026-09-26. Not an affiliate link, we earn nothing from it.

Where this comes from

The part other shops don't tell you. Three separate questions, kept separate on purpose, each with its source.