... , rubber, enamel, or chromeplate, copperizing, aluminium plating on steel, iron, non-austenitic stainless steel.2, Four digitals LCD display, differentiating ... engineering locale .5, Thickness unit “μm” or “mil ” optional.6, Micro-controller controls, high accuracy .7, Coupling state display.8, Shut down ... , Resolution: 1μm .5, Accuracy:±(3%H+2μm).6, Measurement rate:0.5 second.7, Display units:μm or ...