tender for arrangement of battery operated rail core drill along with additional 18 mm tct rail core drill,maximum core cutting capacity : 36 mm, rated speed: 250/450 rpm, battery type: li-on, battery voltage: 50volt, battery pack capacity: 4 ah, number of battery supplied: 2 nos, number of charger supplied: 1 no, specialdesign pressurized internal spindle cooling to give maximum life of core cutter and to avoid heating of the rail.time taken to drill one hole of 32 mm in 60 kg 90 uts rail section less than one minute. time taken to fix themachine on the rail, less than 2 minutes and to de-clamp less than 1 minute. 34 number 32 mm diameter holewith full charge batteries (17 hole per battery) in 60 kg 90 uts rail section. 3 sets of standard center rail drillingadapters for gauge 90, 52, 49 provided along with machine. weight of machine with battery: 18.5 kg, make:eibenstock. bosch, kptl.
