Digital Lab Measuring Instruments Flaw Detector Ultrasonic High Precise Positioning

Digital Lab Measuring Instruments Flaw Detector Ultrasonic High Precise Positioning Function & Feature With high-precise positioning, it meets requirements of close and distant detection; Small blind near-field allows the detection of small diameter, thin-walled tube; Automatic calibration: with one button automatic calibration, convenient operation, automatically testing the "zero", "K value", "forward" of the probe and "speed of sound" of the materia