Drag Bits

Good performance

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.