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| Product Name: |
Great drag bits
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| Supply Ability: |
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| Related proudcts |
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| Specifications |
drag bits, step type drag bits,"Chevron" type |
| Price Term: |
FOB |
| Port of loading: |
Tianjin Port |
| Minimum Order |
1 |
| Unit Price: |
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Description:
A drag bit is simply a series of blades (usually three or four in number) which produce a shearing action when rotated. They are co***ratively inexpensive due to the lack of moving parts and they can penetrate softer formations such as stiff clays and mudstones very quickly.
The drag bit usually used in very soft to medium formation when the dth hammer as the tricone bit, lose of their effectiveness.
The cleaning of the hole is realized by the injection of air or water.
There are two forms of drag bits:
- "Step" type for soft grounds
- "Chevron" type for medium hard grounds
Specification:
Item :Drag bit
Keywords :Step drag bit, Step drag bit products, step drag bit,carbide drag bit, drag bit
Certificate :API&ISO9001:2008
Type :Chevron and Step type
Wings :2, 3 and 4 wings
Size :3" to 24" or as required
Thread :2 3/8, 3 1/2, 4 1/2, 5 1/2, 6 5/8 API Reg. Pin
Package :Wooden case or as required
Target :High quality with reasonable price |
| Company: |
Cangzhou Great Drill Co., Ltd
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| Contact: |
Ms. Mia Zhao |
| Address: |
Junziguan industry zone, |
| Postcode: |
062450 |
| Tel: |
863173212988 |
| Fax: |
0086-0317-3212998 |
| E-mail: |
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