Corrigendum: Change in the specification in annexure ‘A’ & ‘C’ of tender for Supply, Installation and Commissioning of Vertical Turret Milling Machine Tender Reference No: NSIC/Tool Room/ 2016-17/94(8) Re-tendered as : NSIC/TOOL ROOM/ 2016-17/94 (44) Re-tendered as : NSIC/TOOL ROOM/ 2016-17/94 (58)