Thickness Feeler Gauge

This precision set of 20 feeler gauges can perform a wide variety of functions including measuring string action, measuring the correct nut slot depths, fret slot width, string to fret clearances, and other hardware installation tasks. The machined steel feeler gauges are marked in both metric and imperial measurements for easy use. - 20 Precise gauges - Stainless Steel - 100mm (4") Length - Metric & Imperial markings Gauges- 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”)