supply of conv collar setconv collar set,1.collar to drg.no. t-0-2-628 alt f item-1 - 8 nos. 2.retaining ring to drg.no t-0-2-621 alt h item-1 - 8 nos 3.ring to drg.no. t-0-2-629 alt j item-1 - 8 nos. (sl.nos. 1 to 3 makes one coach set and to be supplied in coach sets only) special condition : each of th e above items shall be coated with easily removable rust prevention oil and covered wi th bio degradable plastic sheet of thickness not less than 50 microns (minimum). items s hall be packed coach setwise and supplied in water-proof sealed bag [ warranty period: 30 months after the date of delivery ] [quantity tolerance (+/-): 5 %age , item category : normal , total po value variation permitted: max 8 lacs ] ] => limited