The Indian equity benchmarks edged lower on Wednesday dragged by losses in Tata Consultancy Services, Infosys, Hindustan Unilever, Asian Paints, Hindustan Larsen & Toubro and Kotak Mahindra Bank amid weak global cues. The Sensex fell as much as 271 points and Nifty 50 index touched an intraday low of 17,499.