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DTH hammers - Middle＆Low air pressure DTH drill bit
- CIR series
- GBR series
Middle＆Low air pressure DTH drill bit - Top Hammers Srill Bits
- Threaded drill bit
- Cone hole connecting drill
Top Hammers Srill Bits - High air pressure DTH drill bits
- GD series
- GM series
- GQL series
- GSD series
High air pressure DTH drill bits - Overburden Drilling Tools
- Eccentric heel Drill
- Overburden Drilling
Overburden Drilling Tools
Product - DTH hammers
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Case
About
Continuous innovation, continuous breakthrough
Company Profile
Hunan Goldrill Tool Co.,Ltd was established in 2006, specializing in the research and development and production of rock...
Company culture
By shaping brand value added, strong R&D investment, distribution network construction, after-sales network coverage, gl...
Development path
It’s about to take advantage of it, and it’s thick and thin. Rear. And the improvement of service is not a one-step proc...
News
Continuous innovation, continuous breakthrough
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- 30
- 2019-04
- Types and causes of damage of deep hole rock drilled carbide
- Types and causes of damage of deep hole rock drilled carbide tipsThe damage of the deep hole rock drilled carbide tip is...
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- 30
- 2019-04
- Drilling tools for DTH drills should pay attention to during
- DTH drill bit use precautions:Drilling tools for DTH drills should pay attention to during construction1. Operate in dif...
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- 30
- 2019-04
- Classification and type of cylindrical bit
- What is a cylindrical tooth bit?The cylindrical tooth bit is also known as a cylindrical tooth drill, a cylindrical toot...
Contact
TEL：+86-0731-28587398
Fax：
Email：zhangyande@126.com
Address：#1 Building, High-tech Innovation Park, Xianyue huan Road Majiahe Street, Tianyuan District, Zhuzhou City, Hunan Province, China
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