Overview Reviews Product Description This ultrasonic thickness gauge has an easy-to-read LCD display and is designed to measure the thickness of 10 preset materials. The TM-8811 features a built-in calibration function, low battery indicator and includes couplant. Measures the thickness of steel, cast iron, aluminum, red copper, brass, zinc, quartz glass, polyethylene, PVC, grey cast iron and nodular cast iron Easy-to-read LCD display Displays sound velocity at the touch of a button Automatic material calibration User selectable unit of measure (in/mm) Low battery indicator Reed Instruments Catalog TM-8811 Datasheet Product Videos Custom Field Product Reviews Write a Review Write a Review × Reed Instruments Ultrasonic Thickness Gauge TM-8811 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *