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Drilling
Rotary tool of drill pipe
- Type:Drilling
- CAS No:
- Qty in 20' FCL:
- Min. Order:
- Packaging:
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主要规格：23/8”、 27/8”、 31/2”、 41/2”、 5”、 51/2”
适用于：23/8”、 27/8”、 31/2”、 41/2”、 5”、 51/2” 钻杆
- The drill pipe rotated always by rotary driving Kelly. If the Kelly are not in the rotary, the aril pipe is rotated by rotated tool of drill pipe.
