supply of supply of supply of insulation sets fosupply of supply of insulation sets fo,supply of supply of insulation sets for ground connection, made of nylon-66 for 220mm thro w thickweb switch point machine, as per specification no. irs.s.40/84 or latest. one set consisting materia l .of :- (1) insulating washer drg. no.-s-8640 = 12 nos. (2) insulating washer drg. no.- s-8640/1=04 nos. (3 ) insulating washer drg. no.-s8640/2=02 nos. (4) insulating bush drg. no.-s-23199=10 nos. (5) insulating bush drg. no.-s-3463=01 no. (6) insulating bush drg. no.-s-22179=02 nos. (7) insulating bush drg. no.-s- 8912=02 nos. (8) insulating plate drg. no.s-3404=02 nos. (9) insulating bush drg. no.-s-8813=04 nos. ma ke/brand:- eastern tools syndicate kolkata or maa durga engineering works, howrah, or dipam udyog how rah or arham or similar. sample to be approved by consignee before bulk supply. [ warranty period: 30 months after the date of delivery ] ] sr. section engineer (signal) maharashtra 800.00 set