Project: Antraquip AQ-4 on CAT330 - Granite Cutting

AQ-4 cutter on CAT330 cutting granite underwater in neighborhood near Baltimore, Maryland (USA) with low noise, low vibration and solid production rate of 3-6 cu. meters/hr despite extremely hard condtions.  Generally granite is not ideal for mechanized cutting as pick wear is high and productivity is low but drill and blast and hammer were not options.