... as F-typeMagnetic inductionMeasure the thickness of Non-magnetic coating layers on magnetic substrate.Such as: (enamel,rubber,paints,plastics, ... currentMeasure the thickness of non-conductive coating layers on non-magnetic substrate.Such as: enamel,rubber, paint, plastic powder,synthetic ... 2.Carrying case 3.Operation manual 4.F probe in built NF probe in built 5.Calibration foils 6.Substrate (Iron ...