Kingdream Good Function Hole Opener Manufacturer For Mining And Rock Drilling

Kingdream Good Function Hole Opener Manufacturer For Mining And Rock Drilling

Product description:

Kingdream Good function hole opener Manufacturer for mining and rock drilling

Product information

Good function hole opener Manufacturer

The strength and wear resistance of inserts are improve by using carbide inserts with high strength and high wear resistance.

Surface of the high precision bearing heat treated by using advanced heat treatment process to improve the load capacity and service life of the bearing.

The service life of the bearing is further extended by adopting harder and mort wear resistant material for thrust bearing.

Preventing reflux structure has dual function, it can avoid air counterflow and dust entering into bearing when the air-compressor stop working accidentally, and separate air and water in order to avoid water entering into bearing when it works normally to prolong the life of bearing.

Company profile

Guangtong company was founded three decades, and always adhere to market-oriented, innovation as a starting point, to provide customers with a more comprehensive product for the drilling industry to reduce costs. Our staff put first-class management, first-class quality, excellent service as our eternal pursuit. The main products are drilling scraper, drill collars, fittings, assembly reamer.

Our company is specializes in drill bits, drill pipe, Mud pump and stabilizers for water well, oil field, construction, geothermal, directional boring and underground foundation work all over the world. Our purpose is to sellthe best quality products at the lowest possible price. We are a professional supplier of new and used (rebuilt) drill bits used for oil field, water well. Including tricone bits. PDC bits and drill pipe. Various of model and dimension available. Good condition and reasonable price.


1. High-strength, high flexibility, high temperature, high wear resistance.

2. High-precision metal seal.

3. Locking roller ball, to adapt to high-speed.

4. The use of high strength high toughness carbide teeth.

5. Hours in the rotary cone bit with the impact, crushing and shearing the role of broken rock.

6. Cone bit to adapt to the soft, medium and hard of various strata.

7. Reasonable price and long working life.

Avaliable size


Bit Type





517, 537617, 637

6 1/2


517, 537

7 7/8



8 1/2



9 1/2



9 5/8


437517, 537547617

9 7/8


437517, 537547617

12 1/4


437517, 537547617627637

17 1/2





417517, 537547617637



417517, 537547617637

Picture show

Any inquiry is welcomed here .

1) How to send money to us ?

We can send you our bank account information after the contract is made . By T/ T , Western union ....

2) What is the MOQ ?

Small trial order is acceptable , like 1pc, 2 pcs....

3) Inspection is possbile ?

Yes, you are welcome to our company at any time or you can make inspection through Third inspection agent , like SGS , BV and so on .

4) How to transport the bits ?

By sea , by air , by DHL, by UPS and so on ....

Do you have any questions ? Please don't hesitate to ask me and you will get the satisfactory response once you contact us .