| Customized: | Customized |
|---|---|
| Standard: | SGS |
| Material: | High Carbon Steel |
| Usage: | Well Drilling |
| Spline: | DHD360, SD6, Ql6 |
| Button Shape: | Spherical, Parabolic, Ballistic, Sharp, Flat |
| Samples: |
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| Customization: |
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Audited Supplier Working principle:
At clockwise condition, reamer bit expanded to bring the casing tube into hole. After finished, reamer bit closed anticlockwise and then can be lift up by the drilling machines. This casing drilling bit is especially suitable for diameter 114-273mm.
How to order:
Casing Tube OD & ID + Reamer Bit Diameter + Minimal Casing Shoe ID + Hammer Shank Style
1. How to order the products?
A: Please send the inquiry with detail item description or with Model number.
2. Can I expect a quality products?
A: Yes. mature production technology ensuring the quality satisfy international request.
3. How to check the product are the exact one you want?
A: If possible, please attach one reference picture to avoid any misunderstanding or any links from ourwebsite for a better understanding.
4. How to make sure the quality?
A: More than 40 Years engineer to make sure the quality, 100% inspection.
5. What is the general delivery time?
A: 15 working days for DTH bits.
20-25 working days for DTH hammer
3-5 working days for ex stock items.
6. Methods of Payment
A: T/T (Telegraphic Transfer) or Western Union.
Packed by Carton or Wooden cases.
Delivery:
Transprotation: By air, By Express or By sea / By train , according to your requests.
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Audited Supplier 
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