supply of portable digital ultrasonic flaw detector , portable digital ultrasonic flaw detector with a scan storage with standard accessories as per rdso specification no. m&c/ndt/125/2004, rev -ii, january 2017 or latest, in built arrangement for storing & recalling as & when required with minimum 100 calibration test data & 10000 a scan patterns. pr ovision for copy all a scan patterns at atime from equipment to pen drive through a usb port as well as directly from equipment to pc /laptop with singlekey operation. make-model no. digiscan ds -333 of m/s electronic & engineering co. india pvt. ltd, mumbai or model- arya-1(r) of m/s modsonic instruments m anufacturing company private limited, ahmedabad or similar model of rdso approved source. [ warranty period: 30 months after the date of delivery ] ]