... and lifetime maintence AMD-DOBAMONI DC-411BS Coating Thickness Tester 1,FEATURES * It meets the standards of ... stainless steel).3,SPECIFICATIONS Sepcification/ModelDC-411BS coating thickness gaueOperating principleF Type & NF TypeMeasuring range0~1250um ... years! products including coating thickness gauge,ultrasonic thickness gauge,surface roughness tester,hardness tester,vibration meter,gloss meter etc ...