Gold Member Since 2008
Audited Supplier
Zhuzhou ZZ Import and Export Co., Ltd.

Rock Drill, Drill Bits, Mining Bits manufacturer / supplier in China, offering Taper Drilling Rods and Integral Rods Hex 22, Hex19, Carbide Indexable Shims Yg8 P30 American Standard, Tungsten Carbide Woodworking Tools Reversible Knives Yg6 and so on.

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Supplier Homepage Product Drilling bits Mining bits Taper Drilling Rods and Integral Rods Hex 22, Hex19

Taper Drilling Rods and Integral Rods Hex 22, Hex19

FOB Price: US $5.5 / Piece
Min. Order: 10 Pieces
Min. Order FOB Price
10 Pieces US $5.5/ Piece
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Port: Zhuzhou, China
Production Capacity: 10000 Piece/Pieces Per Month
Payment Terms: L/C, T/T, D/P, Western Union

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Basic Info
  • Model NO.: TH22L050, TH22L080, TH22L120, TH22L150, TH22 etc
  • Length: Customized
  • Material: Tungsten Carbide
  • T38, R25, R32, Ect.: 45crnimov and Yk05
  • Mining Object: Ore Mining
  • Trademark: ZZ Hardmetal
  • Specification: T38, R25, R32, Ect.
  • Certification: ISO9001
  • Usage: Customized
  • Type: Rock Drill Bits and Mining Bits for Mine Tunnel Qu
  • Yk20: Forging
  • Brand: Zz Hardmetal
  • Transport Package: Wooden Case or Carton Box
  • Origin: Hunan, China (Mainland)
Product Description

1. Increased penetration rate
2. Longer service life
3. Lower cost
4: ISO9001: 2008

1. Increased penetration rate
2. Longer service life
3. Lower cost
4. Cemented carbide grade T6 from Boart Long year
5. ISO: 900
ZZ HARDMETAL DRILL BRANCH is a member of Chinese Drill Steel & Drill Tools Association. We are doing continuous technical communication with the laboratories focusing on mining, drilling and tunneling of Chinese famous universities, such as the Drilling Research Laboratory of China University of Geosciences and the Institute of Forming Technology & equipment of Shanghai Jiao Tong University. In the meantime, we closely cooperate with the professional research institutions, Changsha Institute of Mining Research and China Coal Technology & engineering group Shanghai Research Institute.
We integrated the top manufactures of Chinese Drill Steel & Drill Tools Association and keep good business relationship with international famous enterprises.
After analyzing the domestic and international advanced drilling theory, we develop new manufacturing technique, aiming to purchase suitable raw material, produce good tungsten carbide in right grade, develop impeccable manufacturing process, and adopt appropriate heat treatment to produce advanced, stable, reliable and outstanding products.
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Ms. Christine Tang
Foreign Sales
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