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kelleg@kellegco.com

2022-09-30

4 points to explain the principles of steel for rock drill bits

This article describes the principles of steel used for rock drill bits: tough and wear-resistant, good workmanship, and in line with local resource conditions.

2022-09-30

How to properly transport, store and use drill rods?

This article describes how to properly transport, store and use drill rods.

2022-09-23

The development history of rock drilling tools

This article mainly describes the development history of rock drilling tools for you.

2022-09-22

Anti-corrosion technology requirements for rock drilling tools

This article mainly describes the relevant content of the anti-corrosion process requirements of rock drilling tools, including the generation process of corrosion damage and the method of anti-corrosion treatment of rock drilling tools.

2022-09-17

What are the basic requirements for threaded extension rods？

This article mainly describes the basic requirements of threaded extension rods for you, including The combination of high fatigue strength and fracture toughness. Good elasticity and wear resistance. Good corrosion resistance. High straightness and rigidity. Good structural design.

2022-09-16

What are the types of threaded extension rods？

This article mainly explains the types of threaded extension rods for you, including the thread form, type, and application of threaded extension rods.
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