Power tools worth £1,000 have been stolen from an industrial estate in Altham .
Police said burglars forced entry into stacked portable cabins on Metcalf Drive used as site offices and stole keys to an outside storage unit.
They then stole the power tools worth £1,000. It happened overnight between May 24 and May 25.
Officers are advising people to check their security and perimeter fences and outbuildings. Call police on 101.