Thickness Meter: 1.Coating thickness meter, 2.Thickness Gauge, 3.Fashion Design. Thickness Meter:1.Coating thickness meter,2.Thickness Gauge,3.Fashion Design. ... SUPPLY4X1.5V AA(UM-3)BATTERYDIMENSION161X69X32mmApplicationDesigned for measuring the thickness of non-magnetic coating layers (aluminum,chrome,copper,ename1 ... magnetic substrate (steel, iron, alloy andmagnetic steel) COATING THICKNESS METER