Net profit of Birla Kennametal rose 114.29% to Rs 1.65 crore in the quarter ended March 2007 as against Rs 0.77 crore during the previous quarter ended March 2006. Sales rose 52.16% to Rs 6.68 crore in the quarter ended March 2007 as against Rs 4.39 crore during the previous quarter ended March 2006.