Mumbai, Oct 29 (IANS): A benchmark index of Indian equities markets was trading flat at about 86.01 points or 0.42 percent up in the pre-noon trade Tuesday as the Reserve Bank of India (RBI) increased repo rate, a key policy interest rate, by 0.25 percent to 7.75 percent.

Good buying was observed in banking index (bankex), auto and metal sectors, while capital goods sector was under selling pressure.

The 30-scrip sensitive index (Sensex) of the S&P Bombay Stock Exchange (BSE), which opened at 20,593.49 points, was trading at 20,656.29 points in the pre-noon session, up 86.01 points or 0.42 percent from previous day's close at 20,570.28 points.

The Sensex touched a high of 20,697.22 points and a low of 20,493.66 points during trade so far.

The S&P BSE bankex gained 189.02 points, auto index increased by 115.23 points and metal index moved up by 73.39 points. However, capital goods index dipped by 74.26 points.

The wider 50-scrip Nifty of the National Stock Exchange (NSE) was also trading flat at 28.70 points or 0.47 percent up at 6,129.80 points.