supply of ultrasonic thickness gaugeultrasonic thickness gauge,supply of ultrasonic thickness gauge time brand or similar 1) measuring range;0.75-300 mm ( steel ), 2) tolerance : c( 1% h+0.1 mm) ( h means the thickness of teased piece,3) display :4- digital lcd with backlight , 4)surface temperature :10 degree c + 60 degree c, 5) battery indicator : low battery volta ge indicator ,6 ) power supply : 2 pcs. aa batteries 1.5 volt,7) working time : 250 hours, 8) dimension : 1 26 mm degree c 68 mm degree c 23 mm , 9) weight : approx. 250 gm including batteries, 10)sound veloci ty range : 1000-9999 m/s, 11) display resolution : 0.1 mm,12) diameter or transducer o10 ( standard) o6 ( optional ) , 13) measuring range for steel pipe :20 degree c , 3.0mm with all necessary standard accessorie s,(note 1)- to be procured from oem or authorised distributor only. 2) - calibration certificate is required fr om nabl approved lab). [ warranty period: 30 months after the date of delivery ] ] => limited