RockBuster R77

RockBuster® R77


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Rated for 400 ft (120m)

Tandem Axle Mounted with Electric Breaks and Running Lights; Two 6,000 Lbs Axles; 2-5/16″ ball coupler

Leveling Jack: Three 12,000 lbs Manuel Screw Jacks.

Mast: 8×15 Beam, 15′ Tall with breakout and casing slips

Swivel: 10,000 lbs weight rating, 8550 inch lbs. (1073 Nm) of torque, 2″ side water/air inlet, 2-3/8″ Mayhew Jr Pin
Rotation Speed: 0-150 rpms

Pullback: 7,500 lbs
Down Pressure: 8,500 lbs (with float setting)

Engine: 42 HP Kubota Diesel (Tier 3)

Fuel Tank: 23 gallons
Hydraulic Tank: 38 gallons

Mud Pump:118 MCM/O’Drill, 2″x3″x 8.5″ Impeller Centrifugal Pump (Rebuild-able) with Mechincal Seal, Variable Close Loop Hydraulic Power

Drill Stem Rack: Can hold up to 350′ (~106.68m) 2-3/8” OD of drill stem

Rig Options

Air/Water/Foam Connection Port, Foam Injection Pump, Mast Extension w/Hydraulic Winch and more..

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  • Rig Models

    Truck Mounted Drilling Rig

    RockBuster R100T

    R100 Truck Mounted

    Crawler Mounted Drill Rig

    RockBuster R100C

    R100 Crawler Mounted

  • UA-24442016-1