Digital Ultrasonic Thickness Gauge Meter 0.8-500mm for Metal Steel Glass T9-130
Cast iron is not suitable for this device as its inner grains are too coarse. T9-130 Ultrasonic Thickness Gauge ,upgrade of 130d. ◆ Ultrasonic thickness gauge host size: 72x135x36mm. T9-130 Ultrasonic thickness gauge 1.