Benchmark indices on Wednesday settled with sharp cuts as IT and metal stocks dragged. Headline index NSE Nifty closed at 21,517.35-level. Top gainers on the Nifty50 platform were Bajaj Auto, Adani Enterprises, Adani Ports, Cipla and ITC while losers included Hindalco, JSW Steel, Tata Steel, LTIMindtree and Tech Mahindra.