The drill head is impregnated
Impregnated drill head ideal for drilling in hard, very hard, strong and abrasive rocks. A unique matrix formula ensures compliance matrix wear and formation, improves cutting edge wear resistance of the diamond.
Description
Specifications
| Code ADC | M842 |
| The number of blades | 15 |
| Square grooves | 0.8~1.5 in2 |
| Tool structure | Block |
| The bearing length part | 1-1/2"（38.1 mm） |
| Torque the upper buckle | 13.4~16.3 KN•m |
| The size of core barrel | 6-3/4"×4" |