Miroc drilling NQ Reaming shells High Grate Carbide couple the drill bit with the core barrel
Reaming shells
Reaming shells are placed behind the drill bit on the core barrel to maintain the correct hole diameter and stabilize the core barrel.
NQ Diamond Core Drill Bit and Reaming shell
Size: NQ
Diameter: 75.57/ 75.82mm
Availability type: Impregnated diamond reaming shell / Surface-set diamond reaming shell
PCD reaming shell / Tungsten carbide reaming shell / Electroplated diamond reaming shell
Connection: Core barrel & Drill bit, drill rod & drill rod.
Drill rig type: Core drilling rig machine.
Specifications:
Specification Parameters | ||||||
SIZE | Bit O.D. Hole Diameter | Bit O.D. Core Diameter | Reaming Shell O.D. | |||
INCHES | MM | INCHES | MM | INCHES | MM | |
AQ | 1.870/1.880 | 47.50/47.75 | 1.057/1.067 | 26.85/27.10 | 1.885/1.895 | 47.88/48.13 |
BQ | 2.340/2.350 | 59.44/59.69 | 1.428/1.438 | 36.27/36.53 | 2.355/2.365 | 59.82/60.07 |
BQ3 | 2.340/2.350 | 59.44/59.69 | 1.315/1.325 | 33.40/33.65 | 2.355/2.365 | 59.82/60.07 |
NQ | 2.960/2.970 | 75.18/75.44 | 1.870/1.880 | 47.50/47.75 | 2.975/2.985 | 75.57/75.82 |
NQ2 | 2.960/2.970 | 75.18/75.44 | 1.990/2.000 | 50.65/50.80 | 2.975/2.985 | 75.57/75.82 |
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.
Core Drill Bits
Company Information:
KSQ Technologies (Beijing) Co. Ltd. has significant experience and know-how in the supply of materials, components, finished goods, specially designed/engineered equipment, and services from China. The company caters to medium to large scale clients who are doing projects and capital expansion, as well as to firms who require support with consumable products, maintenance, and repair operations. Our operations are based on the unique expertise of our people and knowledge with customer processes. Our portfolio includes: Consumables used in the mining and construction industries Equipment used in the mining and construction industries Spare parts used for the equipment we sell for the mining and construction industries Green technologies, such as products that reduce electric consumption or use alternate sources of energy (solar, wind, etc.)