A Dismantling And Cleaning Of Schaku Coupler Of Memu/ Demu Coaches And Cleaning Of Gear Case Of Memu/ Demu/ Tower Wagons As Per Scope Of Work. B Repair/ Reconditioning Of Cbc Centre Buffer Coupler Of Wagon As Per Scope Of Work. Qty. For Two Year: Schaku Couplers-648 Nos Coach, Gear Cases-194 Nos. Coach & Cbc-12000 Nos.