HQ Surface Diamond Drilling Core Barrel Backend
Standard Configuration
1-HQ Head Assembly
2-HQ Inner Tube
3-HQ Stop Ring
4-HQ Core Lifter
5-HQ Core Lifter Case
6-HQ Locking Coupling
7-HQ Adapter Coupling
8-HQ Landing Ring
9-HQ Outer Tube
10-HQ Inner Tube Stabilizer
11-HQ Thread Protector
PQ Surface Diamond Drilling Core Barrel
| PQ Nonimal Parameter | MM | Inches |
| PQ Hole Diameter(approx.) | 122.6 | 4.827 |
| PQ Core Diameter(approx.) | 85.0 | 3.346 |
| PQ Core Bit Set OD(approx.) | 122.0 | 4.803 |
| PQ Core Bit Set ID(approx.) | 85.0 | 3.346 |
| PQ Reaming Shell Set OD(approx.) | 122.6 | 4.827 |
| PQ Outer Tube OD | 117.5 | 4.626 |
| PQ Outer Tube ID | 103.2 | 4.063 |
| PQ Inner Tube OD | 95.6 | 3.764 |
| PQ Inner Tube ID | 88.9 | 3.500 |
Wireline Triple Tube Core Barrel NQ3 Natural Diamond Core Bit
Standard Configuration
1-NQ3 Head Assembly
2-NQ3 Pump Out Adapter
3-NQ3 Piston Plug
4-NQ3 O Ring
5-NQ3 Core Ejection Piston
6-NQ3 Split tube
7-NQ3 Inner Tube
8-NQ3 Stop Ring
9-NQ3 Core Lifter
10-NQ3 Core Lifter Case
11-NQ3 Locking Coupling
12-NQ3 Adapter Coupling
13-NQ3 Landing Ring
14-NQ3 Outer Tube
15-NQ3 Inner Tube Stabilizer
16-NQ3 Thread Protector
