T4BH: Rotary blasthole drill rig - Mid-range - Atlas Copco Liberia

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T4BH: Rotary blasthole drill rig - Mid-range

George Apostolopoulos

+233 21 774512

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High mobility rig for DTH drilling up to 9 7/8” (251 mm) – Multi-pass

The T4BH is synonymous with mobility, power, performance and productivity. Mounted on a custom carrier, the T4BH is designed to perform in rough terrain and has been the leading blasthole drill in its class in the quarry and mining industries for over 35 years. The T4BH offers an optional angle drilling package remote propel, 7-rod drill pipe changer, torque limit control and many other options to meet your drilling needs


Features & benefits

  • The new cab design allows a direct line of sight from the operator's seat to the drill table
  • The powerpack maximizes mechanical efficiency and isolates the components from drilling and propelling shock loads
  • Tower pinning is performed remotely from within the operator's cab
  • High pressure compressors for efficient DTH drilling


Technical data

Technical Specifications
Product seriesMid-range drilling rigs
Drilling methodRotary and DTH - Multi pass
Hole diameter143 - 251 mm
Hydraulic pulldown133 kN
Hydraulic pullback97 kN
Weight on bit13600 kg
Single pass depth, option6.8 m
Maximum hole depth45 m
Estimated weight26 t
Hole diameter143 - 251 mm
Maximum hole depth, option54.1 m


George Apostolopoulos

+233 21 774512

Send an email