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The quick-connect spiral drill rod is connected end to end with a
square or hexagonal shape, and uses a spring pin to automatically
lock or a semicircular pin, a straight pin, a U-shaped pin, or an
oblong wedge pin for connection and positioning. It can be quickly
connected. The connection is convenient and fast, and it has the
characteristics of light weight, high elasticity, and not easy to
bend. Compared with other drill rods, it has the obvious advantages
of easy operation and fast drilling speed, so it is also called a
high-efficiency spiral drill rod.
Auger pipe Main size
No. | size |
1 | 100mm*2m |
2 | 100mm*3m |
3 | 110mm*2m |
4 | 110mm*3m |
5 | 120mm*2m |
6 | 120mm*3m |
7 | 150mm*2m |
8 | 150mm*3m |
9 | 200mm*2m |
10 | 200mm*3m |
11 | 240mm*2m |
12 | 240mm*3m |
13 | 250mm*2m |
14 | 250mm*3m |
15 | 300mm*2m |
16 | 300mm*3m |
17 | 400mm*2m |
18 | 400mm*3m |
19 | 500mm*2m |
20 | 500mm*3m |
21 | 600mm*2m |
22 | 600mm*3m |
Long spiral drill rods have the characteristics of fast drilling
speed, good hole formation, high drilling efficiency, greater
torque, stable operation, automatic locking of spring pins, and
convenient and rapid disassembly.
When drilling deep holes, the long spiral drill rod is also
equipped with a cotter pin to increase the transmission torque and
greatly reduce the loss of the drill rod. It adopts an inserted
threaded connection, which is easy and swift to disassemble and
assemble, and has good sealing performance, high tensile strength,
and high pile quality. It has good verticality and is easy to
disassemble and install.
The models of long spiral drill rods are available in diameters of
400mm, 500mm, 600mm, 700mm, and 800mm.
Auger spiral drill rods are widely used in drilling operations
under geological conditions of coal seams and near-coal seams, as
well as in the construction of water exploration and gas drainage
boreholes in coal mines. It can also be applied to anchoring and
drilling construction projects in geophysical exploration and water
conservancy construction engineering.
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