• Sourcing Solutions
  • Services & Membership
  • Help & Community

Quick Details

  • Place of Origin: Hunan, China (Mainland)
  • Brand Name: JC
  • Model Number: 110
  • Type: Core Drill Bit
  • Material: Diamond, Diamond
  • Use: Well Drilling, Well Drilling
  • Machine Type: Drilling Tool .
  • Function: Collect The Deep Rock Core
  • Suitable rock: middle, hard, ultra-hard all can do
  • Matrix Type: Concentric Circles

Packaging & Delivery

Delivery Time WITHIN 15 DAYS


1.High penetration rate
2.High core recovery ratio
3. long life of drilling service
4.High efficiency

nq reaming shell



Many years of experience combined with recent improvements in technology and manufacturing concepts have resulted in greatly improved drilling performance of impregnated diamond core drill bits for mineral exploration.


Hey are manufactured with very small, high quality synthetic diamonds mixed evenly through a metal matrix. DIYFIA core bits are manufactured to give optimum penetration rates and bit life, which is required to keep the cost of diamond drilling to a minimum.

It is set with natural or synthetic diamond, and it is used to couple the drill bit with the core barrel, NO, HQ, PQ reaming shell.


Its main function is to ream the hole to the correct constant specific diameter which ensures adequate clearance for the core barrel and sufficient clearance for the new bit which replaces an old one. It also acts as a stabilizer for drill bit.



Application; Diamond drill bit drill soft to hard rock, widely used in the drilling or geological exploration water conservancy and power engineering hydrological exploration and building construction etc. They can as well be used in fitting-up house, and installing heating or gas pipe for drilling holes in reinforced concrete.




Diamond Drill Bit Reaming Shell Specification
Single PipeDouble PipeWire PipeSingle PipeDouble PipeWire Line
36mm  36mm  
46mm  46mm  
56mm  56mm  
59mm 59mm59mm 59mm
75mm 75mm75mm 75mm
77mm 77mm77mm 77mm
91mm 91mm91mm 91mm
94mm  94mm  
110mm  110mm  
130mm  130mm  
150mm  150mm  
170mm  170mm  
200mm  200mm  
220mm  220mm  
225mm  225mm  
250mm  250mm  
275mm  275mm  
325mm  325mm  
  BQ  BQ
  NQ  NQ
  HQ  HQ
PackingStandard Package Carton Minimum Oder5Pcs
Delivery Details  About 5 working days up on your order quantity OriginHunanChina
ISO certificate      ISO9001  2000
Specification Available, Others can be OEM!


Transaction History of the Supplier

Below is the information about the supplier's transactions conducted via Alibaba.com. If you require further details regarding the transaction data, please contact the supplier directly.

Transaction Overview


Transaction Details

This supplier has completedtransactions with buyers from .

Shipping Destination
Transaction Value
Transaction Date
Email to this supplier
Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
8 Transactions 40,000+
The supplier’s transactions conduted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $34,000
Learn More