Cutting through piles made from concrete and steel and spending a long time under water isnât a job for the faint hearted. So what kind of ârough diamondâ would be up to such a tough job? In a recent demolition project in Australia, the star performer was a diamond wire saw manufactured by Mirage Machines, an Acteon company, which was chosen by OPEC Systems to assist in the demolition of wharf structures located at Northshore Hamilton, Brisbane. Three full time dive crews were deployedâŚ