TM-8812 Digital Ultrasonic Thickness Gauge kit designed for measuring the thickness of various materials like metal, plastic, and glass.
The device has a measuring range of 1.2 mm to 200 mm (0.05 to 8 inches) and a resolution of 0.1 mm.
The kit includes a probe, a small bottle for coupling gel, and a protective carrying case.
It is commonly used to check for corrosion in pipes, boilers, and storage tanks.