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Quick Details

  • Place of Origin: Hebei, China (Mainland)
  • Brand Name: JS
  • Model Number: NQ
  • Type: Reamer
  • Machine Type: Drilling Tool
  • Certification: ISO
  • Material: synthetic diamond
  • Processing Type: Forging
  • Use: Ore Mining
  • color: grey

Packaging & Delivery

Packaging Details wooden carton or steel carton
Delivery Time one week


1. reaming, stabilizing and maintaining the diameter of drilling hole.
2. large synthetic stones are used

Product Description


Tangshan Jinshi reaming shells feature increased stability and reduced vibrations due to the specially designed spiral pads, which provide increased contact with the circumference of the hole.


Our reaming shells experience longer life in the field due to the greater number of diamonds and high-grade carbide reinforcements.Our diamond impregnated reamers feature large synthetic stones concentrated on the surface of the reamer pad.


Size: Tangshan Jinshi reaming shells are available in all standard drilling sizes(BQ,NQ,PQ,HQ) as well as a number of region-specific sizes.


Compatibility: Our diamond bits and reaming shells are designed to be compatible with all standard core barrels from other suppliers.



Packaging & Shipping


each bit & reamer is packed in an individual carton box



Our Services


Jinshi will response in 8 hours to the problems caused by our products. When necessity arises inside the country, technical support will arrive in 24 hours within a 1000 kilometers radius of the company, will arrive in 48 hours for other parts of China. Due to the limitation of branch offices in foreign countries, technical support will arrive your work site in 15 days after visa is issued.

Transaction History of the Supplier

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Transaction Overview


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Trade Assurance
China (Mainland) | Manufacturer, Trading Company
Transaction Level:
Supplier Assessments:
4 Transactions 10,000+
The supplier’s transactions conducted 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 $76,000
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