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| Place of Origin | Chongqing, China |
| Brand Name | Gold |
| Model Number | NQ |
Core Barrel Drilling Bit In NQ3 HQ3 PQ3
A core barrel drilling bit is a type of drill bit used in the process of core drilling. Core drilling is a technique used to extract cylindrical samples, or cores, of rock or soil from the ground for analysis.
The core barrel drilling bit is designed to cut through hard materials such as rock, concrete, and asphalt. It is typically made of high-strength steel and has a cylindrical shape with diamond or tungsten carbide teeth on the bottom to aid in the cutting process.
During the drilling process, the core barrel is rotated and pushed into the ground, and the bit cuts a cylindrical core sample that is extracted from the ground and brought to the surface for analysis. The core sample provides valuable information about the geological and structural characteristics of the subsurface, including the composition, porosity, and permeability of the materials.
| No. | Std. | Item | OD*ID(mm) | Crown Height |
| 1 | B36 | diamond bit | 36.0*21.7 | C6 |
| 2 | B46 | diamond bit | 46.0*31.7 | C6 |
| 3 | B56 | diamond bit | 56.0*41.7 | C6 |
| 4 | B66 | diamond bit | 66.0*51.7 | C6 |
| 5 | B76 | diamond bit | 76.0*61.7 | C6 |
| 6 | B86 | diamond bit | 86.0*71.7 | C6 |
| 7 | B101 | diamond bit | 101.0*86.7 | C6 |
| 8 | B116 | diamond bit | 116.0*101.7 | C6 |
| 9 | B131 | diamond bit | 131.0*116.7 | C6 |
| 10 | B146 | diamond bit | 146.0*131.7 | C6 |
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