- HFG-55RHS separated DTH drill rig
- 2017-12-16 06:29
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Model Number: HFG-55RHS
Brand Name: HF
Key Specifications/Special Features:
Separated DTH drill rig by HFG-55RHSwith new beam system and auto rod (pipe) changer, to meet high efficiency, energy saving and environment requirement and at the sam...
- DTH blasting hole drill machine
- 2017-09-25 06:31
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Model Number: HF100YA2-#4390
Brand Name: HANFA
Key Specifications/Special Features:
HF100YA2crawler hydraulic drilling rig, using a new hydraulic technology, with low air consumption rotary torque, variable-bit-shift convenient hole the drilli...
- Three wings drag PDC bit for water coal oil well
- 2017-08-08 12:57
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Model Number: pdc drill bit-#5182
Brand Name: HF
Key Specifications/Special Features:
1,Application:1,Suit for drilling medium to medium-hard formations.2,Evolute asymmetrical blade cutter design and balanced bit load so that bit whirl is preven...
