bids are invited for custom bid for services - ns1 stripping and dismounting of various components of bogie of wagon as per detailed scope of work and rates inclusive of gst , custom bid for services - ns 2 trolley repair including liner cutting liner welding cp top bottom replacement repair side bearer repair replacement side frame key etc as per detailed scope of work and rates inclusive of gst , custom bid for services - ns 3 lowering of wagon body over trolley including body lowering trolley shifting wheel shifting fitting of locking pins as per detailed scope of work and rates inclusive of gst repair and overhauling service total quantity :