Our Roof Bolters are engineered with intuitive operator controls, making operation smooth and straightforward. Need flexibility? Our quick conversion feature allows for seamless free-steering towing. Plus, with independent planetary wheel drives, you will experience superior manoeuvrability and stability in even the toughest conditions.

  • Reservoir Fill System

    Power hydraulic fill, allows hydraulic oil to be added to reservoir without hand pumping.

  • Controller

    Size 4 vacuum contactors, 1.5 KVA transformer and 150 amp circuit breaker.

  • Automatic Parking Brake

    Two spring applied, hydraulic released, fail safe brakes at front of machine.

  • Valve Banks

    All valve banks are spring returned, bi-directional with main relief set at 13.79 MPa (2,000 psi). All other pressures are set for each function accordingly.

Model Specifications - GRB230

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Tramming Height 48” (1 219 mm) w/ 35” (889 mm) tires
Ground Clearance 9.5” (241 mm) w/ 35” (889 mm) tires
ATRS Reach 120” (3048 mm) w/ 35” (889 mm) tires
ATRS Load Certification 17,350 kg (38,250 lbs)
Weight 18 Tonnes 20 Tons
Length of Drill Boom Feed 88” (2235 mm)
Drill Pot Speed 0 – 650 RPM
Drill Feed Thrust 10,000 lbs (4536 kg)
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