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.

* 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.

Character:
1. AQ, BQ, NQ, HQ, PQ, SQ, BQ3, NQ3, HQ3, PQ3, NQ2, BWG, NWG, HWG, BWF, NWF, HWF( AQWL---SQWL );
2. TT36, TT46, T2 46, TT56, T2 56, T2 66, T2 76, T2 86, T2 101, T6 86, T6 101, T6 116, T6 131, T6 146.
3. These are all manufactured to the strictest quality standards as British / Swedish / DCDMA / CDDA / Metric standards. We can manufacture all kinds of bits and shells according to customer's special requirement.