About 51979 results:
Mining Machinery Parts (27896)

6 3/4'' tungsten carbide insert bit for gas /oil/mining

FOB Price: US $300 - 4,000 / Piece | Get Latest Price
Min.Order Quantity: 1 Piece/Pieces
Supply Ability: 600 Piece/Pieces per Month
Payment Terms: L/C,T/T
Add to My Favorites
This supplier supports Trade Assurance.
Follow the Trade Assurance process and get:
On-time shipment and pre-shipment product quality safeguards
Refund up to the covered amount agreed with your supplier
Supplier's Trade Assurance Limit: US $17,000
Learn More ›

Quick Details

Place of Origin:
Hebei, China (Mainland)
Brand Name:
Model Number:
6 3/4''TDFA637
Drill Bit
Machine Type:
Drilling Tool
Carbon Steel
Processing Type:
Ore Mining
Type of bearings:
Sliding or Roller Bearing
Types of Sealing:
Rubber Rings and Metal rings
black, blue or as you request
IADC code:
international standard
Soft to Extremely abrasive formation
API pin:
3 1/2

Packaging & Delivery

Packaging Details: wooden case, steel case or as you like
Delivery Detail: within 5 days after deposits


1. 427, 435, 437, 447, 515, 525, 517, 527, 535, 537, 542, 545, 547, 617, 627, 635, 637, 647, 737, 742
3.high quality

  6 3/4''TDFA637 for oil mine water well cutting tools machine

Advantages of our products:


 ◊ Fast drilling rate


Strong cutting structure durability


be used for water well, oil field, underground, construction, geothermal, directional boring


Be used to drill soft to medium hard formation and low compressive strength


various of model and dimension avaliable


rubber seal or metal seal


high quality and competitive price


Structural features:


1.Cutting structure this type TCI tricone bits:


The durability of premium tungsten carbide insert is improved with new formulas and new techniques 


for insert bit.




2.Gauge structure this type TCI tricone bits:


Multiple gaugeprotection with gauge trimmers on the heel of cone,


tungsten carbide inserts and hardfacing on the shirttail increases gauge holding capability and bearing life.




3.Bearing structure of this type TCI tricone bits:


High precision bearing with two thrust faces. Ball lock the cone. 


Hardfaced head bearing surface. Cone bearing inlaid with friction-reducing alloy and then silver plated. 


Abrasion resistance and seizure resistance of the bearing are improved.




4.Seal and Lubrication of this type TCI tricone bits:


Premium O-ring, optimal seal compression and curved seal structure can enhance the seal performance. 


The pressure compensator system and advanced grease can greatly increase the lubricating reliability .




5.Product Application this type TCI tricone bits:


It can receive high WOB in the conventional drilling. 


It is suitable for various formations by matching cutting structure with different tooth shape, 


tooth density and tooth exposure height.



Products details:





Products you may be interested in:






rock bits 

Operation process:  







customer visit:

If you have any questions, contact us

    Our products are mainly exported to the Middle East, Europe, Russia, America and some other areas, we can ensure our drill bit are totaly new, we will provide 3 years warranty year and technical services. I know that our price is not the lowest, but we can ensure the quality, there are some malicious competition in our industry, they low the prices on purpose,Or when you recieved the goods,you find the bits are renovated,it just don't work.In fact, many of them are scalpers, they sell the used drill bit as a totally new one in the lower price.

  We can promise we will never do this kind of things.Our company has eatablished for 6 years,and has been depend on quality to win the market,maybe you don't believe ourself's praise,but we always believe that you will know our quality on your first use.You can use our one bit to judge what we say,and I believe we must not let you down.
Not exactly what you want? 1 request,multiple quotations Get Quotations Now >>
We are Hejian Tengda Petroleum Supplies Co., Ltd.

located in the PetroChina in Huabei. Our company is a

business entity specializing in development, production,

distribution, and after sales service of drilling equipments.

It is a company with manufacturing, design, research

and development of PDC drill bit for oil ,small-bore PDC

drilling bit for coalfield and almost all codes of

Tricone rock bit.In addition,we produce... View detail

Basic Information

Business Type: Manufacturer, Trading Company  
Main Products: rock bits,tricone bits,PDC drill bits,roller bits,diamond bits  
Number Of Employees: 51 - 100 People  

Trade & Market

Main Markets: Eastern Europe
North America
Eastern Asia
Mid East
Western Europe
Southeast Asia
South America
Total Annual Sales Volume: US$10 Million - US$50 Million  
Export Percentage: 31% - 40%  

Factory Information

Factory Size (Sq.meters): 1,000-3,000 square meters  
Factory Location: Junziguan Village,Hejian City  
No. of Production Lines: 5  
Number of R&D Staff: 11 - 20 People  
Number of QC Staff: 21 - 30 People  
Certifications: ISO certificate,API,SGS
Contract Manufacturing: OEM Service Offered   Design Service Offered   Buyer Label Offered  

Supplier Assessment Report

Supplier Assessment Reports are detailed on-line reports about the supplier's capabilities. It helps you get all the information you need to trade confidently with suppliers.

Send your message to this supplier

How It Works

China (Mainland) | Manufacturer, Trading Company | Contact Details
Experience: Established 2008 , 5 years OEM

Communicate with Supplier:

Ms. tiffany bai
Ms. tiffany bai:
What can I do for you?
Not exactly what you want?
1 request,multiple quotations Get Quotations Now >>
You May Like: