Hc series of coating thickness tester is to use the eddy current thickness method and electromagnetic thickness method of portable coating thickness gauge.It can quickly, no damage and precision to coating, cladding material thickness measurement.Both can be used in the laboratory, also can be used in the engineering field.It can be widely used in manufacturing, metal processing industry, chemical industry, commodities inspection etc.Measuring magnetic metal substrate condition (such as steel, iron, alloy and hard magnetic steel, etc.) on nonmagnetic layer thickness (such as zinc, aluminum, chromium, copper, rubber, paint, etc.) and nonmagnetic metal substrate (such as copper, aluminum, zinc, tin, etc.) on the conductive layer thickness (such as rubber, paint, plastic, anodic oxidation film, etc.)