... inductionMeasure the thickness of Non-magnetic coating layers on magnetic substrate.Such as: (enamel,rubber,paints,plastics,copper,aluminum, ... the thickness of non-conductive coating layers on non-magnetic substrate.Such as: enamel,rubber, paint, plastic powder,synthetic ... built NF probe in built 5.Calibration foils 6.Substrate (Iron) 7.Substrate (Aluminum) Optional accessories: 1.Bluetooth 2.USB ...