Active Member
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[China]
Address: No. 018, Yaojiapo Road., Jinzhou New District, Ningxiang County
Contact name:Spring Huang
Changsha Tianhe Drilling Tools and Machinery Co.,Ltd. |
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DHD360 Button Bit DTH Bit For Well Drilling For DTH Drill Rig Rock L8 With High Quality.
Advantages:
1. Advanced production equipment & talented researchers &
technicians & rich experiences in R & D and production.
2. The best quality raw materials.
3. Advanced production technology & strict testing procedure.
4. ISO9001 quality management system certification.
5. OEM manufacturing and produce on your design.
6. First class special alloy steel with high strength, heat
resistance and wearable
7. The best tungsten carbides from China are commonly applied.
8. Tungsten carbide from European is also available.
