medium short hole core drilling rig
1. XY-4Q style
2. .Low speed high torque
3. good quality and service
XY-4Q is medium short hole core drilling rig. It not only can be used for hard alloy drilling,...
Hydraulic system uses concentrated oil return filter which more stable and reliable.
Convenient operating system
Features:Compact structure and nice appearanceConvenient operating systemBesides impactor,...
It is a small type of rock drill composed the power machine, working machine and air compress in one.
It is a small type of rock drill composed the power machine, working machine and air compress in one. It is...
1,bit API& ISO
2,bit size 8 1/2 215.9mm
3,bit iadc code 517
4,bit rubber/journal sealed bearing
4,bit FOB price: 850$/pcs
Hejian Fist Petroleum Equipment Co., Ltd we have been in line with the...
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