Tenders for Supply of M.S.Black Punched Washer Of Size 22 Mm Bore Suitable For M20 Bolt Conforming To Is: 2016-1967 1 St Revision With Amendment No.4 Of October- 1982, Table-2, Type A And Material Conforming To Is: 2062-2011 7 Th Revision With Amendment No.1 Of Nov-2012, Grade E 250 A..
