bids are invited for repairing strengthening of different types of housing of wt of chp , fabrication of nuts and bolts for slewing sector of old sr of size 24mm x 80mm , fabrication of nuts and bolts for wt side beam of wooden block of size 16mm x 165mm , fabrication of nuts and bolts for wt base housing of size 18mm x 130mm , fabrication of nuts and bolts for wt base grouting of pivot housing of size 33mm x 750mm , fabrication of rigid coupling nuts and bolts of 31.7mm x 170mm size for wagon tippler of chp btps , fabrication of sector gear nuts and bolts of 30x130mm size for wagon tippler of chp btps , fabrication and machining of resilient plate fcu20 , fabrication and machining of resilient plate fcu16.25 , repairing of damaged drive non drive end pinion of wt , repairing of damaged input pinion teeth of different type gear boxes of old and new sr - repairing of damaged input pinion teeth of different type gear boxes of old and new sr. , fabrication of suspension bar from old and used scrap material by complete machining and turning as required size 57x2680 63x2880mm of suspension bar for coal crusher , boring of required dia in runner half coupling of input pinion shaft motor shaft of conveyor system , repairing of brake drum coupling of wagon tippler gear box and motor , repairing of low speed coupling of conveyor system main route and sr , repairing of housing of bearing no 22244 kc3w33 , repairing of input pinion shaft and fluid coupling shaft of conveyor system , repairing of impeller and runner hub of fluid coupling , repairing of rigid coupling of wt , fabrication of shaft of tripper from old and used scrap material , repairing of input pinion shaft of transmission gear box of old sr hm121 and new sr hm135 , fabrication of pinion of slewing gear box of old sr hm121 and new sr hm135 by old and used scrap material , fabrication of hold back assembly for gear box of conv system - fabrication of hold back assembly for gear box of conv. system , reclamation an