: Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

To survive with high quality,to develop with non-stop innovation,to repute with thoughtful service,to brand with great sincerity

Ql Series DTH Drilling Tools IS09001 Standard DTH Hammer For DTH Drilling Rig

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Changsha Tianhe Drilling Tools and Machinery Co.,Ltd.

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Ql Series DTH Drilling Tools IS09001 Standard DTH Hammer For DTH Drilling Rig

Contact Now

Ql Series DTH Drilling Tools IS09001 Standard DTH Hammer For DTH Drilling Rig

1. 15 years focus on rock drill bits manufacture. 2. High quality steel. 3. High abrasion resistant cemented carbide. 4. Advanced heat treatment technics. 5. Professional vacuum sintering technique. 6...

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rock drilling tools

rock hammer drill bits

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