A 10 bladed feeler gauge in metric sizes: 0.05-0.80mm. 1" = 25.4mm 1mm = 0.03937" 0.1mm = 0.003937" ie 3.937 thouSuitable for use on ignition points, spark plug gaps and tappets.Ten blade feeler gauge for automotive use.Sizes: 0.05 | 0.10 |…View more