... parameters, can be installed at any angle TM-8810Measuring range (metric/imperial): 1.5-200mm,0.06-8inchOperating principle: ULTROSONICMaterials measured ... meters, ultrasonic level meters, ultrasonic water meters, Gas meters, ultrasonic thickness meters, ultrasonic flaw detectors and many the same series products ... make the reply as soon as possible. TM-8810 Ultr-thickness gauge