12 1/4 Tricone Roller Bit
Structural features of 12 1/4 tricone roller bit
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.
2. 12 1/4 tricone roller bit

3. Package
4. Factory
•the most widely used tricone drill bit in all fields
Our products are widely used in water well,deep wells,mining,directional drilling,
oil Gas drilling,hot spring,construction,piling ect.
5. conveyance
FAQ(Frequently Asked Questions)
Please get back to my email address or call me:
You can provide us the following information .
Bit size
Drilling formation
IADC CODE
Destination
You may have any questions ,please ask us freely .
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
Contact Person

Send Inquiry to This Supplier
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