A tractor, digger and two conveyor belt crushing machines have been damaged by fire in a suspected arson attack.
Surrey police are investigating the incident that happened in Newchapel on Friday just after midnight.
The conveyor belt machines had a number of wires cut as well as fire damage.
Detective Constable Eloise Lock has said these fires have caused a considerable amount of damage which cannot be overlooked.
Anyone who knows anything about what happened should get in touch with Surrey Police on 101 quoting the reference number 45140062046.