T51 89mm Spiral Retrac Body Rock Drill Button Bit
High quality top hammer rock drilling tools,which are widely use in mines, quarries, earthworks and other engineering drilling blasting hole, guardrail hole, mountain reinforcement, anchorage and other engineering holes, geothermal exploration hole, Well bore and other fields .
The use of a wide range: the practice proves that the bit is suitable for carbonate rock, limestone, chalk, clay rock, siltstone, sandstone and other soft and hard (9- grade drillability of rock, hard rock drilling), compared with normal bit, especially drilling in 6-8 grade rock the effect is particularly significant.
| Thread Button Bit | Diameter | Carbide size(mm) | Flushing hole | Weight | |||
| mm | in | Front | Gauge | Front | Side | (kg) | |
| Qty×size | Qty×size | ||||||
|
T51(2") standard body
|
76 | 3 | 4×12 | 8×12 | 2 | 1 | 3.62 |
| 89 | 3 1/2 | 6×12 | 8×14 | 2 | 2 | 4.48 | |
| 102 | 4 | 7×12 | 8×14 | 4 | 1 | 5.26 | |
| 115 | 4 1/2 | 8×12 | 8×14 | 4 | 1 | 7.62 | |
| 127 | 5 | 9×12 | 8×16 | 4 | 1 | 8.58 | |
|
T51(2") retrac body
|
76 | 3 | 4×12 | 8×12 | 2 | 1 | 4.22 |
| 89 | 3 1/2 | 6×12 | 8×14 | 2 | 2 | 5.08 | |
| 102 | 4 | 7×12 | 8×14 | 4 | 1 | 5.86 | |
| 115 | 4 1/2 | 8×12 | 8×14 | 4 | 1 | 8.12 | |
| 127 | 5 | 9×12 | 8×16 | 4 | 1 | 9.18 | |
|
Reaming bit
|
152 | 6 | 2×14 | 20×14 | 5 | 2 | - |
Get in Touch
Have questions about our products or want to discuss a custom order? Our team is ready to help you.