tender for pipe 20 nb for bobrn wagon as per rdso drg no- wd-91071-s-75, item-11&12, alt-03 orlatest & specification no 04-abr with latest ammendment, item no 11 with both end item no 18 & 19 . item no12 with with one end item no 18 & 19 and other end item no 20 & 21 including fitted with item no 22 (tee 20 x 20x 15 mm). as per drg.no. rdso drg no wd-91071-s-75 .
