Core Barrel with Bullet Teeth or Roller Bits


- Kelly box optional (130×130/ 150×150/200×200mm, etc.).
- Bullet teeth or various types of roller bits are available.
- The drilling diameter is up to 5000mm.
- With round shank chisels.
- Different cutting diameters can be customized.
- Different shell heights or teeth numbers can be customized.
- Key component reinforcement can be customized.
- Match up with most rotary drilling rigs in the market, like Bauer, IMT, Soilmec, Casagrande, Mait, XCMG and so on.

Cutting Dia. (mm) |
Shell Dia. (mm) |
Shell Length (mm) |
Tool Box Size | Shell Thickness(mm) |
600 |
520 |
1200 |
Optional |
16+30 |
700 |
620 |
1200 |
16+30 | |
800 |
720 |
1200 |
16+30 | |
900 |
820 |
1200 |
16+30 | |
1000 |
920 |
1200 |
16+30 | |
1200 |
1120 |
1200 |
16+30 | |
1300 |
1220 |
1200 |
16+30 | |
1500 |
1420 |
1200 |
16+30 | |
1800 |
1720 |
1000 |
20+40 | |
2000 |
1920 |
800 |
20+40 | |
2200 |
2120 |
800 |
20+40 | |
2500 |
2420 |
800 |
20+40 |
Note: The above sizes are for reference, any smaller or larger OD as per request.
It is optional to have cross cutter with bullet teeth, or core barrel with double shell.


