The haul included a surveying device worth £12,500, laser levelling equipment and power tools.
A police spokesman told the Stourbridge News: “Officers are doing all they can to gather information and hopefully after this appeal we will get some positive responses so the offenders can be brought to justice.”
“I would like to ask the public to come forward and speak to officers if they have been offered any of this equipment in exchange for money”.
Raiders climbed over the perimeter fence and gained access to the building by squeezing through a small opening at the side of the partially built structure.