Hex drill steel and coupling for coal mining
Type:Twist drilling tools
Steel grade:40Cr,42CrMo, 4140
Carbide: YG9C ,YG8C
Key words：
Coal Mining Tools
Product Details
Description
Whether you're wet or dry drilling,HENGLONG's stackable hex drill steel is the most adaptable drilling system.
This system is fast, easy-to-use, and versatile. It lets you start and finish a hole with the same cutting tool.
First, it's a starter steel. Just choose your cutting tool and accompanying chuck, and start drilling.Second, it's a finishing steel. Just add a driver, which is another piece of hex steel, and a coupling, and continue drilling. Need to go deeper? Just add another piece of hex drill steel and a coupling.
At HENGLONG DRILL, we believe your time is as valuable as your investment in our products.We'll help you save time and keep down your costs.
HENGLONG workshop and Process of manufacturing
Packing and shipping
Factory
Customer visit
Production
QUALITY INSPECTION PROCESS
Product quality is one of the core links in the development and growth of Yanggu Henglong Engineering Co., Ltd. Our company has strict internal and external inspection processes to ensure the quality of our products. Our inspection process for our products is as follows.
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Contact
China office:
WhatsApp:+8613863587857
Tel:+86-635-8278268
Fax:+86-635-6858268
Email:info@hlrocktools.com
Add:Sipeng Street,Shouzhang Town,
Yanggu County,Shandong Province,China
www.hlrocktools.com
Pakistan Office:
CONTACT:Muhammad Haider
WhatsApp:+923246464600
Email:info@hlrocktools.com
Add:PopCorn Studio Gulberg,Block K Gulberg 2,
Lahore,Pakistan
www.hlrocktools.com
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