HQ PQ Hard Rock Impregnated Diamond Drill Core Bit
Quick Detail
- Place of Origin:China
- Minimum order:1
- FOB Price : USD $50.00 / Piece
Specifications
HQ PQ Hard Rock Impregnated Diamond Drill Core Bit
Impregnated diamond core bits
The impregnated diamond bits are the most commonly useful bits in the mineral exploration industry,geological exploration, oil and gas exploration, coal mining industry, metal mining for rock core drilling,exploration and soil investigation .as they have the widest range of application. The carefully selected grades of high quality synthetic diamond are distributed in the hight of impregnated core bit\'s matrix series.
The impregnated diamond core bits are used for drilling on medium to ultra hard formations.By selection of the right bits,drilling life and penetration rate can be improved obviously.
| Size | Outside Diameter | Inside Diameter | Reaming shell diameter | |||
| inch | mm | inch | mm | inch | mm | |
| AQ | 1.880~1.870 | 47.75~47.50 | 1.607~1.057 | 27.10~26.85 | 1.895~1.885 | 48.13~47.88 |
| BQ | 2.350~2.340 | 56.69~59.44 | 1.438~1.428 | 36.52~36.27 | 2.365~2.355 | 60.07~59.82 |
| NQ | 2.970~2.960 | 75.44~75.19 | 1.880~1.870 | 47.75~47.50 | 2.985~2.975 | 75.82~75.57 |
| HQ | 3.770~3.755 | 95.76~95.38 | 2.505~2.495 | 63.63~63.38 | 3.790~3.775 | 96.27~95.89 |
| PQ | 4.815~4.795 | 122.30~121.8 | 3.350~3.340 | 85.09~84.84 | 4.835~4.820 | 122.81~122.43 |
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