Cangzhou Great Drill Bits Co.,Ltd. Company Logo Cangzhou Great Drill Bits Co.,Ltd.
5 1

Single Cone Rock Roller Drill Bit for Core Barrel Pilot Bit

Contact Now* Send an Inquiry to this supplier.
Start Order * Name your price

Browse by Category

Contact us

Cangzhou Great Drill Bits Co.,Ltd.

No. 2, Jianshe North Street, Yingzhou Economic Development Zone, Hejian City, Hebei Province, China Hengshui Hebei
Contact name
Weiwei Wang

Quick Information

  • Brand Name: GREAT
  • Place of Origin: China
  • :


Overview of Roller Bit

As one of the drill bit manufacturers in China , Cangzhou Great Drill Bits Co.,Ltd.  has customized several types of roller bits. It is including 90 ° U-shaped Roller Bit, 120 ° U-shaped Roller Bit and Starry Sky Roller Bit.


The 90 ° U-shaped Roller Bit  is straight legs of tritone bit, it is a special model made by GREAT.


But also we have designed roller bit with foundation, it can replaceable the roller bit, in this case, you will not worry welding on the rock reamers. Because welding the roller bit on the rock reamers, is a high technology, to control the temperature. Our roller bit also fit for all sorts of rock formation.


High precision bearing surface heat treatment adopts advanced heat treatment technology to improve the bearing capacity and service life.


The roller bit has metal sealed bearing and rubber sealed bearing.


The Advantage of Roller Bit

The cone units of Great Roller Cone Cutters are replaceable and each main body of the Hole Openers can be used many times, thus saving the cost for the customer.


The strength and wear resistance of inserts is improved by using carbide inserts with high strength and high wear resistance.


For steel tooth drills, the tooth surface is hard and has new wear resistance.


The material thus extends the life of the cutting structure while still maintaining a high ROP.


90 ° U-shaped Roller Bit Advantages:

Bearing with high saturated nitrile rubber reduces sealing pressure and improves sealing reliability.


G-Gauge protection improves the gauge ability and prolong the service life of the bit.


A row of teeth is added between the back taper and the outer row to dress the wellbore and protect the body of the cone.


The application of engineering plate holder makes the construction more convenient and quick.



Packaging & Delivery

  • Packing :Packing by iron case or carton casewooden caseaccording to customers requirement.
  • Delivery Lead Time : 3-7day
  • Supply Ability : 10000 Pieces per Year

Product Image

  • Single Cone Rock Roller Drill Bit for Core Barrel Pilot Bit image

Related products from premium suppliers on EC21

Send an Inquiry to this supplier

Send an Inquiry to this supplier
* From
  To Weiwei Wang
Cangzhou Great Drill Bits Co.,Ltd.
* Buying Product
- Please enter your specific buying item.
e.g. 42 inch LCD TV, leather executive chair
Category : Abrasive Tools
* Message

Use English only Max. 2000 characters. (Min. 20)

Send does not guarantee the validity of product information or the credentials of sellers.