<p><span style="font-size: 16pf; color: #000000;">An&nbsp;ultrasonic thickness gauge&nbsp;is a&nbsp;measuring&nbsp;instrument for the non-destructive investigation of a material's&nbsp;thickness&nbsp;using&nbsp;ultrasonic&nbsp;waves. The&nbsp;ultrasonic thickness gauge then calculates the data based on the speed of the sound through the tested sample. We supply ultrasonic thickness gauge with calibration certificate.</span></p>