China Sollroc High Air Pressure 8′′ DTH Bit for Water Well Drilling and Mining, Find details about China Mining Tools, Drilling Tool from Sollroc High Air Pressure 8′′ DTH Bit for Water Well Drilling and Mining
For 8" hammer DTH bits shank | Bit Dia. | No. Air Holes | Gauge Buttons | Front Buttons | Weight (Kg) | Part No. | |
mm | inch | ||||||
DHD380/COP84 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | DHD380-195 |
203 | 8" | 2 | 9×φ18 | 10×φ18 | 41.0 | DHD380-203 | |
216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | DHD380-216 | |
254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | DHD380-254 | |
305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | DHD380-305 | |
SD8 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | SD8-195 |
203 | 8" | 3 | 9×φ18 | 9×φ18 | 41.0 | SD8-203 | |
216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | SD8-216 | |
254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | SD8-254 | |
305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | SD8-305 | |
QL80 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 32.0 | QL80-195 |
203 | 8" | 3 | 9×φ18 | 9×φ18 | 41.0 | QL80-203 | |
216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 49.0 | QL80-216 | |
254 | 10" | 3 | 11×φ18 | 17×φ16 | 71.0 | QL80-254 | |
305 | 12" | 4 | 12×φ18 | 29×φ16 | 95.0 | QL80-305 | |
Mission80 | 195 | 7 11/16 | 3 | 9×φ18 | 9×φ16 | 35.0 | M80-195 |
203 | 8" | 3 | 9×φ18 | 9×φ18 | 40.0 | M80-203 | |
216 | 8 1/2" | 2 | 10×φ18 | 12×φ16 | 54.0 | M80-216 | |
254 | 10" | 3 | 11×φ18 | 17×φ16 | 57.0 | M80-254 | |
305 | 12" | 4 | 12×φ18 | 29×φ16 | 77.0 | M80-305 |