U.S. crude oil dipped further in early trading on Friday to over two-month lows as prices fall over 10 percent since the beginning of November. Benchmark U.S. crude futures were at $41.70 a barrel at 0021 GMT (2021 EDT), down five cents from Thursday when prices tumbled 4 percent on the back of high rising U.S. stocks. “Crude prices dropped to the lowest level in more than two months after U.S. oil stockpiles climbed for a seventh week,” ANZ bank said on Friday referring to official U.S.