11 USA 
1 Brazil 
1 Germany 
1 Singapore 
Gm 20a Engineering Drilling Rig - China
price: contact company for price
The GM-20A <a herf="http: //www.
hhdrillrig.
com/engineering-drilling-rig-
20a.
html">engineeri ng drilling rig</a> (with drilling tower)
incorporates the features of the rotary table drilling rig, the unit
head drilling rig and the spindle drilling rig.
It has strong torque
and high drilling efficiency because of its ability to drill
precisely.
The range of its rotary speed is pretty wide.
The
engineering drilling rig can be hydraulically pressurized or
depressurized to conduct the drilling.
The hydro-cylinder lifting
tower can work at very fast speed.
By using the lifting tower, the
reinforcement cage can be loaded directly.
The auxiliary winch has powerful lifting force.
The drilling rig is crawler-mounted.
This makes it easier to position the drilling hole.
The engineering drilling rig can conduct the reverse circulation drilling and the normal circulation drilling.
It is also suitable to drill the conglomerate formation of the quaternary period and the hard formation.
The drilling rig can be used to drilling of the large-diameter foundation pile such as that of bridge, highway and high building.
Company Contact:
- Posted By: Lianyungang Huanhai Machinery Co., Ltd.
- Phone: 8651885383090
- Address: No.1, East Xinjian Road, Haizhou Development Area,, Lianyungang , China
- Email:
- Website: http://www.hhdrillrig.com/
Published date: January 12, 2013
- Business Description: Huanghai machinery corp is a manufacturer who designs and produces
geological exploration equipments (like drill rigs), coal bed methane
equipments (like CBM drill rig), engineering foundation equipments and
horizontal directional pipe construction equipments (like HDD drill rig)
as well as their drilling tools.
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