The Indian equity benchmarks edged higher on Thursday ahead of Reserve Bank of India's monetary policy decision on hopes that the central bank will keep the rates on hold at record lows while maintaining its accommodative stance, analysts said. The Sensex rose as much as 344 points to hit an intraday high of 58,810 and Nifty 50 index reclaimed its important psychological level of 17,500 led by gains in Infosys, HDFC Bank, Power Grid, HDFC and Tata Steel.