Tricone Replaceable Single Roller Cone Cutters

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US $268.6472-379.2667 / Pieces | 1 Piece/Pieces Chinese provide rock well hdd hole opener (Min. Order)
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Supply Ability
Supply Ability:
180 Piece/Pieces per Month Chinese provide rock well hdd hole opener
Packaging & Delivery
Packaging Details
In wooden case, or according to your requirement.
Chongqing, Shanghai, Guangdong
Lead Time :
Within 7-30 days after the order

Tricone Replaceable Single Roller Cone Cutters

Product Description


SD Single Cone Bit Series:

Cutting Structure:

In response to the characteristics that inserts in different areas on the cone have different cutting actions, conical inserts are placed in permanent contact area and wedge inserts are placed in alternative contact area so that the drilling efficiency is greatly improved.

Gauge Structure:

With active cutting gauge protection inserts on bit body, the bit has good gauge protection and updrill capability.


Single Cone Bit

Bit sizes(in)

From 4 1/8 to 8 1/2

Bit sizes(mm)

From 104.8 to 215.9


527  547  617


0.3-0.7  0.3-0.7  0.4-0.8


120-50  100-50  90-50


Most favourable price and best quality

Bearing Structure:

High precision journal bearing with two thrust faces. Balls lock the cone. Hardfaced head bearing surface.Cone bearing inlaid with friction-reducing alloy . Abrasion resistance and seizure resistance of the bearing are improved. Compared with three cone bit, the leg bearing is bigger, so it can receive higher WOB and high reliability.

Detail Images:



Hydraulic Design:

Small angled watercourse design increased the shirttail thickness and can effectively prevent the watercourse erosion. Optimized hydraulics structure improves the cleaning capability and increases ROP.

Product Application:

It is suitable for sidetracking, deep well drilling and old well repairing.

Packaging & Shipping

 Packing: We usually pack them in wooden cases or we can also pack them according to your requirements.



Shipping: Bulk orders are shipped in containers at home, then shipped to your country by sea , land or air. We can provide express delivery with a small quantity of orders.



Company Information


Our Information:

  Chengdu Rongwanda Drilling Equipment CO., LTD is the largest domestic engaged in the diamond bit, bit one of the manufacture and sale of professional companies. Company adopts the world's cutting-edge design concepts and advanced manufacturing technology, design and manufacture of oil, natural gas drilling and comprehensive geological study of drilling, core and special-purpose of diamond bit and rock bit.

Our Certification:

Our Factory:

Welcome to visit our factory at any time.

Our Services


 1. We offer high quality products
  2.We can answer any questions about the product

  3. We have fast and on time delivery time

  4. Every bits have it's quality assurance 

  5. Contact our anytime if you have any question with bits.

  6.We offer 24-hour online service




Q1: What are your main products, and used for?

A: Our products include Tricone bits, PDC drill bits, Single cone bits, Hole opener, Saver sub, Bit breaker. Widely used in mineral exploration, geological drilling, geotechnical engineering, soil sampling etc.

Q2: How do you control the quality?

A: Quality first. In order to guarantee high quality products, all our products are in strict accordance with ISO9001 international quality system and have to undergo a rigorous testing system before delivery.

Q3:Do you provide samples?is it free or extra?

A:Yes,we could offer the sample with good price but not free,if the sample tested is OK, we can give you a good price for the further order.

Q4: Do you accept sample order?

A: Yes sure, please contact us for details.


Contact Us

  Welcome to ask questions at any time.