The Nifty Metal index, which tracks 15 companies from the metals and mining sector, plunged 4.71 per cent to hit an intraday low of 10,874 on the NSEThe Nifty Metal index, which tracks 15 companies from the metals and mining sector, plunged 4.71 per cent to hit an intraday low of 10,874 on the NSE Latest News [ SOBAN NEWS: International and National ]