tender for supply & installation of 25 h.p submersible pump-motor set with related accessories including fidder - pillar box at halder bagan in ward no - 16 under hooghly chinsurah municipality. , renovation of 17.5 and 20 h.p. submersible pump - motor at different places , dismantling and refitting the pump and motor (17.5h.p s.m) , rewinding at motor full with special coating copper wire perfect gaged (rate after deduction the cost of burn wire) , rotter grading & polishing , motor body c.i portion , pump impeller machining & polishing , s.s sleeve bush new fitting & polishing , gun metal making new fitting polishing , pump body by color wash , rotor bush new making gun metal , pump shaft cutting polishing and pump shaft bush make , repairing gun metal neck ring new making , fitting polishing , s.s sleeve coupling bush making , pump top head coupling new making & polishing , pump shaft (s.s) grinding & polishing , pump join nut ball s.s. ( 2/8 ×1.5 ) new fitting for pump setting , motor head stud nut new setting head welding & machining , dismantling and refitting the pump and motor (20 h.p s.m) , rewinding at motor full with special coating copper wire perfect gaged (rate after deduction the cost of burn wire) , rotor grinding , pump neck ring (gun metal) new fitting , pump shaft cutting ,checking & polishing , pump impeller machining and polish , pump suction ring new fittings