Advanscan AS 414 Portable Digital Flaw Detectors are used in industrial ultrasonic testing for detecting flaws present in a test sepcimen. It is a safe testing machine and used in large number of industries including manufacturing, production, and automobile. It uses an ultrasonic sound generator that generates ultrasonic waves. These waves then get reflected from flaws and generate clear echo patterns on screen. Advanscan AS 414 Portable Digital Flaw Detectors have a digital display that provides an easy watch on any flaw.