... Product Description Digital Ultrasonic Flaw Detector FD201, UT, flaw detector, ultrasonic testing equipment, ndt, ultrasonic detector Production Info. :·Automated ... level p, distance s, amplitude, sz dB, · Automated switch three staff gauge ((Depth d, level p, distance s);· ... s)1000 ~ 9999 Standard Delivery:Digital Ultrasonic Flaw Detector Main unit2.5MHZ-20 straight probe4MHZ-8x9mm, 60degree ...