Model Number: HF-42T crawler machine Brand Name: HF Key Specifications/Special Features: HF-42Tcrawler core drill machine, for geological exploration in copper minesApplication scope1.HF-42T is a kind of core drill driven with Tungaloy-carbide-tipped bit and diamond-bit, small diameter2. Mainly suitable for exploration of metal or non-metal solid mineral ore bed3. Widely applied in the field of geology, metallurgy, coal mine, hydrological and engineering drilling4. Can also be used in the fields of superficial-zone petroleum and natural gas mining, mine workings ventilation and water discharge tunnel drilling as well as foundation pile construction in large diameter

Main characteristics:

1. Drill tower is pyramid-mast type
2. Tower has its own crown block convenient for ground installation
3. Tower can be adjusted in clockwise direction for drilling inclined holes

4. Adjustment is convenient for making and wide in adjusting range
Suitable for drilling large-angle hole

5.With eight rotary speeds and reasonable ranges of speed (please see the list of spindle speed)
Max torque 3200N·M (while with lower rotary speed of spindle)

6.With large spindle ID 93mm (3.66 inch), the rig is driven by hydraulic double cylinders with much longer stroke up to 600mm (23.62 inch)
Rig is suitable for various drilling technologies to improve drilling efficiency