Views: 1 Author: Site Editor Publish Time: 2024-01-15 Origin: Site
COPROD is a unique rock drilling system combining the greater penetration rate and lower fuel consumption of tophammer equipment with the holequality and straightness of DTH drilling.
D mm | Guage | Front | Flushing holes | weight |
90 | 9*11 | 7*11 | 3*8 | 5.8 |
95 | 9*12 | 7*11 | 3*10 | 6.0 |
105 | 9*12 | 7*12 | 3*13 | 6.4 |
105 | 9*13 | 7*12 | 3*13 | 9.1 |
115 | 9*14 | 6*14 | 3*13 | 9.7 |
127 | 9*14 | 7*14 | 3*13 | 10.6 |
115 | 9*14 | 6*14 | 3*13 | 12.6 |
127 | 9*14 | 7*14 | 3*13 | 13.2 |
140 | 9*16 | 9*16 | 3*13 | 14.5 |