fabrication, supply, fitment of sand flow chamber as per drg. no.3tacma- 90, sand boxtop cover locking arrangement as per drg. no.ngp/trs/3/13-158, item no. 9 to 15 andsupply, fitment of sanding hose to coupler as per drg no. elw/bsl/wam-4/1/f94-044,item no. 1 to 10 on wag-7 locomotive.bidding type normal tender .
