supply of one set consisting of following 02 items of digital ultrasonic flaw detectorone set consisting of following 02 items of digital ultrasonic flaw detector,one set consisting of following 02 items of digital ultrasonic flaw detector machine: 1. doubl e crystal (tr) probe 0 deg., 4mhz, 15 mm crystal size with integral cable with bnc connectors.2. double c rystal (tr) probe 0 deg., 4mhz, 20 mm crystal size with integral cable with bnc connectors. [ warranty p eriod: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] dyccmt loco workshop uttar pradesh 3.00 set