|FOB Price:||US $1-1,000 / Piece|
|Min. Order:||5 Pieces|
|Min. Order||FOB Price|
|5 Pieces||US $1-1,000/ Piece|
|Payment Terms:||L/C, T/T, D/P|
- Model NO.: 5.1/2" 4.1/2"
- Material: High-speed Steel
- Trademark: crown
- Type: Drilling
- Cutting Process: Drilling Tools
- Origin: China
4.1/2", 4.3/4", 5.1/8", 5.5/8", 5.7/8", 6.1/4", 6.3/4", 6.5/8" 7.3/8" 9.7/8", 11.1/2" etc. Drag bits are avaiable.
Our current product list as below:
1. Impregnated diamond core bits
2. Surface set Diamond Bits(coring bits and non-coring bits)
3. Casing(Rod) shoes/Casing bits
4. Reaming shells
5. PDC bits (coring or non-coring)
6. Core lifters, core lifter cases
7. Diamond circle wrench
8. Core barrel and accessories, BQ, NQ, HQ and PQ(Inner & Outer Tube, Head assembly, Locking
Coupling, Adaptor Coupling, Inner Tube Stabilizer Ring, Landing Ring, Landing Shoulder etc)
9. NQ&HQ overshot.
10. BQ, NQ, HQ, PQ, NT, HT, PT drill rods and BW, NW, HW, PW casing.
11. Drag bits and tricone bits.
* Above bits and reaming shells conform to Metric, DCDMA, CDDA standards.
* We can manufacture all kinds of bits and shells according to customer's special requirement.
Any requirement please contact us, we'll do the best service for you. Hope we can establish a good business relationship.