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China API Standard 8 1\2 IADC 637 TCI Tricone Rotary Bit Manuturer

China API Standard 8 1\2 IADC 637 TCI Tricone Rotary Bit Manuturer
  • China API Standard 8 1\2 IADC 637 TCI Tricone Rotary Bit Manuturer
Product code: 24708900001
Unit price: 450-5500 USD
Price unit:
Minimum order:
Other info: Blue Gold
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China API standard 8 1/2 IADC 637 TCI tricone rotary bit Manuturer

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.

Product introduction

TCI tricone rotary bit Manufacturer

The 637 bits can be used to drill hard and abrasive formations . Wearresistant tungsten carbide inserts are used in the outer rows to prevent loss of bit gauge. Maximum numbers of bemisphericalshaped inserts are used in all rows to provide cutter durability and long life.


8 1/2″ (215.9mm)



Bearing Type

Elastomersealed journal bearing

Thread Connection

4 1/2 reg pin

WOB (KN/ mm)

0.50 ~1.10

RPM (r/ min)


Applicable Formations

hard formations with low compressive strength and high drillability, such as clay, mudstone, chalk, etc.

Other Products You may be Interested in




Tricone bits, Steel tooth bits, PDC bits


water well, oil field, construction, geothermal, directional boring, and underground foundation work


sticky, soft, medium hard, hard formation


rubber seal or metal seal


wooden box, steel box, or as your requirements

Payment Term

T/ T, L/ C


1 Piece

Supply Ability

2000 Pieces/ month

Delievery Time

within 7-15 work days


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.

Picturer 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 ?

mall 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 .