Beijing Jietaihongli Technology Co., Ltd.
Beijing Jietaihongli Technology Co., Ltd.
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Saures kelly bars can be tailored according to the clients' request.
They are usually match with piling rigs brand such as hitachi kobelco square kelly bar
kelly bar tube 243*243 320*320 400*400mm
The square drill pipe mainly produces the geomechanical crane type square drill pipe and the Hitachi crane type square drill pipe.
Features
| kelly type | square kelly bar |
| material | Q345B |
| Sections | 1-3 |
| Rig brand | hitachi,kobelco |
| deep | 5m-40m |