supply of supply of battery operated rail core drill machine (eibenstock make erd35-2-v50.4 b or similar) as per rdso specification no. tm/sm/468 dated 31.03.2014 along with various type drill bits.supply of battery operated rail core drill machine (eibenstock make erd35-2-v50.4 b or similar) as per rdso specification no. tm/sm/468 dated 31.03.2014 along with various type drill bits.,supply of battery operated rail core drill machine (eibenstock make erd35-2-v50.4 b or similar) as per rdso specification no. tm/sm/468 dated 31.03.2014 first revision, 2017 or latest. suitable clamp for 52 kg and 60 kg rail to be supplied along with each machine. the suitable drill bit for sizes 7.2 mm (solid drill), 13 m m (rail hss cutter), 14mm (rail hss cutter), 16mm (rail tct cutter), 22 mm (rail tct cutter) to be included as standard accessory in each machine. [ warranty period: 30 months after the date of delivery ] , hss drill bit 9/32 in set.(one set consists of 10 drill bit) [ warranty period: 30 months after the dat e of delivery ] , hss twist drill bit (size -13 mm dia.) [ warranty period: 30 months after the date of deliver y ] , hss drill bit 14mm [ warranty period: 30 months after the date of delivery ] page 1 of 6 run date/time: 06/06/2024 11:23:00kgp div/south eastern rly tender document , supply of battery operated rail core drill machine (eibenstock make erd35-2-v50.4 b or similar) as per rdso specification no. tm/sm/468 dated 31.03.2014 first revision, 2017 or latest. suitable clamp for 52 kg and 60 kg rail to be supplied along with each machine. the suitable drill bit for sizes 7.2 mm (solid drill), 13 m m (rail hss cutter), 14mm (rail hss cutter), 16mm (rail tct cutter), 22 mm (rail tct cutter) to be included as standard accessory in each machine. [ warranty period: 30 months after the date of delivery ]