Arson attack during the night in the industrial area of Olbia.
Fire was set inside a shed of a repair company, Essepi Meccanica .
Three large vehicles were damaged. It's difficult to estimate the damage, which was significant and involved the cabins and parts of the vehicles' engines.
The investigation is being conducted by the Carabinieri. The company owners have already been interviewed to shed light on any possible leads to reconstruct the incident.
The images from the video surveillance system are being examined.