supply of set of items for nmghs coaches consists of (1) drain pipe to rdso drg. no. rdso/cg/drg/2100 9,item no. 17, qty. 07 nos. /set (2) rib to drg. no. rdso/cg/drg/21009, item no. 23, qty. 88 nos./set (3) fixtu re for emergency light as per drg. no. rdso/cg/drg/21010 item no. 04, qty. 8 nos./set. one set consists of 03 items, total qty. 103 nos. items to be supplied with red oxide zinc chromate primer coating. [ warranty period: 30 months after the date of delivery ] ]