BIG DRILLER is an Hydro-pneumatic drilling perforator to execute holes of big diameter (255 mm) up to large depth. It is equipped of rotating head powered by hydraulic unit connected with a diesel engine (on request electric or benzin motor) and it can be mounted on device for anchoring to the ground or fixing to the quarry wall. Like all Marini units, the BIG DRILLER can be customized in relation to the different needs.


Big Driller
Power Pack Engine 17 Kw
Drill Diameter 250 Mm
First Drill Rod 1200 Mm
Weight 650 + 250 Kg