tender for repair work of machine d50 a15 no. 93-1 opening broken and worn out track chain bush and pin from link of track chain and plate, bolt cutting by gas cutter and new bush and pin with bolt of track chain plate fitting. complete job. 2 track roller body and inner drive remetalling by metal filling of hard citorial rod turning, grinding and finishing as per specifications. complete job with material and labour charges. 3 track roller shaft repairing by metal filling turning, grinding, finishing as per specification size. complete job. 4 damaged head light and tail light are taken out and new light fitting and electrical connection and wiring repairing. complete job with material and labour charges. 5 sprocket wheel teeth repairing by metal filling of hard steel citorial rod and grinding, finishing as per specification size. complete job including material and labour charges. 6 providing and fixing of new universal joint assembly along with bolt. complete job with material and labour charges. 7 operator seat and back seat new making with new foam, rexin and cloth cover fitting. complete job with material and labour charges. 8 new making of battery lead (length 10 ft) with lugs and heavy duty terminal fitting. complete job with material and labour charges. 9 new making of battery lead (length 3 ft) with lugs and heavy duty terminal fitting. complete job with material and labour charges. 10 radiator top and bottom opening and cleaning by water and acid, changing of new bottom, choke tube cleaning and 5 no. leakage tube soldering with fitting of complete job. 11 repair and overhauling of self change of new armature and field coil. complete job including labour charge with material.