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[China]
Trade Verify
Address: No. 466 Zhongshan Road, Shijiazhuang, Hebei, China
Contact name:Nikolay
HEBEI MINETECH MACHINERY TECHNOLOGY CO., LTD |
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Verified Suppliers
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BQ Core Drill Bit For Mining Exploration Core Drilling Tools
Product information:
Core diamond drilling tool for drilling rock in underground soil
formations which includes an outside pipe and an inside pipe
therein that can be conveyed separately to the surface.
The inside pipe includes a core-receiving receptacle at its lower
end, and at its upper end is provided with a measurement unit for
on-site acquisition, processing and storage of data, such as
borehole, core and/or drilling process parameters.
Specifications:
| Size | Outside diameter(mm) | Inside diameter(mm) |
| AQ | 47.75/47.50 | 27.10/26.85 |
| BQ | 59.69/59.44 | 36.52/36.27 |
| BQ3 | 59.69/59.44 | 33.65/33.40 |
| NQ | 75.44/75.19 | 47.75/47.50 |
| NQ2 | 75.44/75.19 | 50.80/50.55 |
| NQ3, NQTT | 75.44/75.19 | 45.21/44.96 |
| HQ | 95.76/95.38 | 63.63/63.38 |
| HQ3, HQTT | 95.76/95.38 | 61.24/60.99 |
| PQ | 122.30/121.80 | 85.09/84.84 |
| PQ3 | 122.30/121.80 | 83.18/82.93 |
Application:
Masonry Drilling,Well Drilling,Concret Etc.
Advantages:
1. High penetration rate and drilling efficiency.
2. Long service life;
3. Good gauging effect;
4. High cost performance
Packing:
• Wooden case.
