Copper futures settled down on Tuesday due to profit-taking after the metal's recent rally along with caution ahead of US Federal Reserve’s interest rate decision later in the day. Meanwhile investors are now focusing to a string of upcoming key purchasing managers index readings from major global economies for more potential cues on copper demand.
Copper futures for May delivery lost $0.0555 to settle at $4.0745 a pound on the Comex metals division of New York Mercantile Exchange. Copper on the London Metal Exchange was down by 1.24 percent at $8,976.50 a ton.