Brent crude held above $57 a barrel on Friday on bargain hunting by investors, but gains were capped by a dollar that steadied after pulling back from multi-year highs on weaker-than-expected U.S. retail sales. Asian investors were also mulling the impact from a tentative deal that would end a strike by U.S. refinery workers. Movements now are market driven – it’s bargain hunting people are going in for,” said Daniel Ang, an analyst at Singapore’s Phillip Futures.