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Quick Details

  • Place of Origin: Hubei, China (Mainland)
  • Brand Name: Milalion
  • Model Number: 9" IADC435
  • Condition: New
  • After-sales Service Provided: Engineers available to service machinery overseas
  • Product name: Milalion 9" IADC435 best tricone drill bits for mine drilling
  • Material: Carbide
  • Type: Drilling Tool
  • Usage: Mining drilling
  • Sealing: Rubber sealing
  • Color: Golden, silver ,yellow or as customer's requirement
  • Circulation type: Jet air
  • Formation: Soft formation
  • Pin Connection: 4 1/2" API
  • Bit Diameter: 229 mm

Packaging & Delivery

Packaging Details Plywood case
Delivery Time Shipped in 15 days after payment
Product description







1. Please select the applicable formation and parameters according to the instructions.

2. Carefully check the bits appearance and to check the bits threaded end face,whether the serial number on the box and certificate.

3. Selection of WOB and RPM should be within the limits of the recommended parameters, higher WOB and RPM cannot be used simultaneously.

4. Drilling process must operate smoothly, find that there is Bie jump on abnormal phenomenon, should be timely analysis and take effective measures


Packaging & shipping


1.Packing type: Plywood case, also be packaged according to customer requirements.

2.Modes of transportation: by sea, by air or land transportation, Of course, a small amount can also by Express.


About us

      Hubei Milalion Metallurgical Machinery Co., Ltd. established in 2009 which is a high-tech enterprise engaged in R&D, production and sale, core products are sealed bearing and open bearing tricone rock bits  with 6 1/4~12 1/4 inches, roller cutters,construction bit, water well tri-cone bit, single cone roller bits with different type for global customers in mineral exploration, underground & surface mining of all kinds of rock conditions.


     The new and high efficient mining rock roller bit manufactured by ourselves is applicable to soft, hard and very hard formation. It has the characteristic of long life, high efficiency and slag discharge easily. And its drill depth is 2 or 3 times than the common roller bit. Can completely meet the mining , tunnel excavation using requirement.


Our factory



Q1. How to send inquiry?

A: It is better send us detailed specifications of products;

    it is better attaching some photos for better understanding. If you are not experienced on drilling           fields, for example, many customers don't know IADC code,please feel free, just tell us the                     applications like waer/mining, depth of well,average hardness of rocks, then we will  advise                  suggestions and solutions.


Q2. Whether accept customized according to customers' requirements ?

A: Yes, We accept customized, no matter how much is the purchase quantity


Q3. Can I expect a quality products? 

A:  Yes. All our activities are accredited to ISO 9001:2008 and API, both in products 

        and services, at the same time, mature production technology ensuring the quality 

        satisfy international request. 


Q4. About lead time and shipping time? 

A:  The lead time depend on quantity of order. Usually shipped by sea, small order 

       or urgent order we can send you by air after received your agreement. 

       According the distance from china to your port, usually from China to European 

       about 25 days. To West of American 20 days.


Q5. What is your trade terms?

A: We offer  FOB, CFR, CIF. 


Q6. What is your payment terms and method?

A: Our payment terms: normally 30% deposit, balance 70% before shipment.

Our payment method, we accept  T/T, L/C.

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China (Mainland) | Manufacturer, Trading Company
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The supplier’s transactions conducted via Alibaba.com in the past 6 months.
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Supplier's Trade Assurance Limit: US $18,000
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