supply of digital ultrasonic single rail testerdigital ultrasonic single rail tester,digital ultrasonic single rail tester (srt) with 9 probe coloured signals and re al a-scan pulse echo with continuous recording of b-scan storage of each probe along wit h data setups as per rdso specification no. rdso/m&c/ndt/128/2007, (b-scan) rev-iv, august 20 21 with separate/dedicated channel for testing wheel burns/scabbed locations, sej and tou nge rails of points by hand probing without affecting the regular chnnels along with stan dard accessories. accepted make/brand: rdso approved vendor. [ warranty period: 30 months after the date of delivery ] ]