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A worker reaches for a tool at the Roll & Hill manufacturing facility at Industry City in the Brooklyn borough of New York, U.S., on Thursday, July 2, 2015. The late 19th century industrial complex on New York's Brooklyn waterfront is home to 400 companies that collectively employ some 4,000 people. Photographer: Victor J. Blue/Bloomberg via Getty Images

A worker reaches for a tool at the Roll & Hill manufacturing facility at Industry City in the Brooklyn borough of New York, U.S., on Thursday, July 2, 2015. The late 19th century industrial complex on New York's Brooklyn waterfront is home to 400 companies that collectively employ some 4,000 people. Photographer: Victor J. Blue/Bloomberg via Getty Images