Latest developments

27

2023

-

06

Taper drill rod overall carburizing process finished brazing rod, high-quality taper drill rod.

Taper drill rod overall carburizing process finished brazing rod, high-quality taper drill rod.

taper drill rod  Overall carburizing process finished brazing, high-quality taper drill rod.

Previous article

What is the reason for the abnormal fracture of the drill tail?

Next

In 1993, Lianhuashan drilling tool was the first in China to introduce the overall carburizing production process of European thread drill rod, which made the quality of Chinese thread drill rod products achieve a qualitative leap.

Previous article

What is the reason for the abnormal fracture of the drill tail?

Next

In 1993, Lianhuashan drilling tool was the first in China to introduce the overall carburizing production process of European thread drill rod, which made the quality of Chinese thread drill rod products achieve a qualitative leap.

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