We supply Commonly Thickened Rod, Rod Coupling, Small-bore Couplings, etc.
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.
Audited Supplier 
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