Hard Rock HQ Diamond Core Drill Bit For Porcelain Tile Granite 76 91 110 130 Couple Tube
- We supply A-Gauge impregnated core bit:AQ, AW, AGM;
- B-Gauge impregnated diamond core bit: BQ, BQ3, BTW, BX, LTK60;
- N-gauge impregnated core bit:NQ, NQ2, NQ3, NMLC, TNW;
- H-gauge impregnated core bit:HQ, HQ3, HMLC, HTW, HWF;
- P-gauge impregnated core drilling bit:PQ, PQ3;
- TT46 T2-46, TT56, T2-56, T2-66, T2-76, T2-86, T2-101;
- T6-76 impregnated diamond core bit, T6-86, T6-101, T6-116, T6-131, T6-146, etc.
Features:
1. High penetration rate and drilling effeciency.
2. Long service life;
3. Good gauge effect;
4. High cost performance;
5. Wide usable range, diamond core bits are the most commonly useful bits in the mineral exploration industry.
Specification:
| Double tube surface |
| Size( surface exploration drill |
Matric system(mm) |
Imperial system( in ) |
| Hole diameter |
Core diameter |
Hole diameter |
Core diameter |
| BQ |
60 |
36.4 |
2.36 |
1.43 |
| NQ |
75.7 |
47.6 |
2.98 |
1.88 |
| HQ |
96.1 |
63.5 |
3.78 |
2.5 |
| PQ |
122.7 |
85 |
4.83 |
3.34 |
| Triple tube surface |
| NQ3 |
75.7 |
45 |
2.98 |
1.78 |
| HQ3 |
96.1 |
61.1 |
3.78 |
2.41 |
| PQ3 |
122.7 |
83 |
4.83 |
3.27 |
