Profit booking drags Sensex, Nifty; metals melt, TCS leads 

Bajaj Auto, Wipro and HDFC Bank fell 0.3-1 percent ahead of September quarter earnings due on Wednesday. A CNBC-TV18 poll expects muted quarterly performance for Bajaj Auto while HDFC Bank is expected to post 20 percent year-on-year growth in net profit and Net interest income for the quarter.

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