Description OverviewUsed equipmentManufactured 1977Specifications425/250 air compressor40 ft (12.2 m (40 ft)) mast, hydraulically raisedDetroit 8V diesel engineDetroit 671 diesel engine to power all hydraulic motors and pumpsChain pulldown for top head driveJohn Deere undercarriageCarousel for 25 ft (7.6 m (24.9 ft)) drill rodOperator's cabin with controlsHydraulic outriggers