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Quick Details

  • Place of Origin: Hunan, China (Mainland)
  • Brand Name: JC
  • Model Number: JSPDC
  • Type: Pillar type, concave , three wings, four wings, five wings
  • Material: Diamond
  • Use: geological drilling, mining, dam grouting, Water well,
  • Rock drilling suitable: mud stone, limestone, shale, sandstone and granite etc.
  • Size: 60mm, 65mm, 75mm, 101mm,130mm,150mm,170mm,190mm,210mm
  • Body materials: steel, Tungsten Carbide matrix.
  • Drillng Formation: hard to very hard formation

Packaging & Delivery

Packaging Details Packaged in Carton & Woodcase.
Delivery Time within 7 working days after receiving the payment


How to get a quotation ? 

Plz contact us and note the drill bit standard & size, the depth & your drilling rock formation.





Product Description

  Changsha Chen Guang Utral Hard Drilling Tools

    ——PDC drill bits 



 Product Type  :  PDC Non-coring Bit


High adaptability in complex formation,strong ability in removing debris and strong drilling footage, 

Generally, it include the Three Wings, Four Wings, Five wings PDC Non-Coring Bits. 



Details Specification & Size 




50mm,  56mm,  60mm,  65mm,  75mm,  94mm,   98mm, 113mm,  120mm,  120.5mm,  124mm,  143mm,   149mm,  152mm,  168mm,   190.5mm, 203mm, 210mm, 254mm.

Bit type

 Pillar type, concave , three wings, four wings, A gauge, B guage, N gauge, H gauge , P gauge.  

 PDC cutter size 

 1308, 1304, as customerized.

 Body materials

 Steel, Tungsten Carbide matrix.


 geological drilling, mining, dam grouting, Water well,

Suitable rock

 mud stone, limestone, shale, sandstone and granite etc.


 Grey, Gold, Blue ,or as customer's request




*As the design of the PDC Bits is greatly dependent on the particular application, the potential customers'  special technical suggestion will help us to supply the proper PDC Bits.








Stratum conditions & Operating condition 

    PDC drill bits are mainly used for drilling soft and medium -  hard formation, 

    it’s the preferred choice in general non-coring  drilling in soft and middle hard formation, such as mud stone, limestone, shale, sandstone and granite etc. very high cost -effective.

    But easy to wear when drilling abasive formations.



 About us

   1. Price Most Competitive in the trade. 10 years domestic drilling tools manufacturing & sell expericence.        7 years foreign trade experience. 

   2. Excellent wearability and impact toughness, Longer usage life.

   3. Quality good & accepted by sample tests, Supply Stable, Products Usage feedbacks keep well.

   4. professional technicals design & advices are provided. Customerized service are supplied on request



Our Services


    If any of the following occur , we will responsible for replace . And we will afford 

the shipping cost of replace.
   1. Thread can not fit customers' rod or barrels.
   2. Matrix or PDC cutters falling not caused by drilling.
   3. Size, Cutters , or other technical parameters are different from the 

       requirement of customers.

   4. Working life obviously short caused by manufacture.  





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