Thickness Meter: 1.Coating thickness meter, 2.Thickness Gauge, 3.Fashion Design. Thickness Meter:1.Coating thickness meter,2.Thickness Gauge,3.Fashion Design.MODELCM-8821Measuring principleMAGNETICMEASUREMENT RANGE0~200um ... the thickness of non-magnetic coating layers (aluminum,chrome,copper,ename1,rubber,paint) on magnetic substrate (steel, iron, alloy andmagnetic steel) COATING THICKNESS METER ...