R38 Threaded Drill Bits 89mm For Drifting / Tunneling Hardened
Steel Spherical and Balistic Buttons
Spherical Button Characteristics:
1. Universal button
2. Good wear resistance
3. Best suited for hard ground
4. 27000-48000PSI(180 to 320Mpa)
5. Suited for abrasive to very abrasive drilling conditions
Ballistic Button Characteristics:
1. Fast Penetration
2. Best suited for soft rock
3. 10000-20000PSI(70 to 140Mpa)
4. Suited for non-abrasive drilling conditions
Application:
1. Underground mining
2. Tunneling
3. In granite and marble quarry
4. Gold Mine
5. Dimensional Stone Industry
Package: Carton or Wooden Box; also we can follow customers' requirements.
Delivery time is around 15-25 days.
Spherical Button Bit
| Drill Bit | Diameter, mm | No x Buttons diameter | Flushing Holes | Weight, kg |
| Front | Gauge | Angle | Front | Side | |
| Button Bit | Spherical |
| 64 | 3 x 11 | 6 x 12 | 35 | 3 | - | 1.8 |
| 70 | 4 x 11 | 8 x 11 | 40 | 2 | - | 1.9 |
| 70 | 4 x 10, 1 x 10 | 8 x 11 | 30 | 4 | - | 1.9 |
| 70 | 3 x 10, 1 x 10 | 6 x 12 | 35 | 3 | - | 1.8 |
| 76 | 4 x 11 | 8 x 11 | 40 | 2 | - | 2.4 |
| 76 | 3 x 1, 1 x 11 | 6 x 12 | 35 | 3 | 1 | 2.6 |
| 76 | 4 x 11, 1 x 11 | 8 x 12 | 35 | 4 | - | 2.6 |
| 89 | 5 x 12 | 8 x 12 | 35 | 2 | - | 3.3 |
| 89 | 4 x 13, 1 x 13 | 8 x 13 | 35 | 4 | - | 3.3 |
Ballistic Button Bit
| Drill Bit | Diameter, mm | No x Buttons diameter | Flushing Holes | Weight, kg |
| Front | Gauge | Angle | Front | Side | |
| Button Bit | Spherical |
| 64 | 3 x 11 | 6 x 12 | 35 | 3 | - | 1.8 |
| 70 | 4 x 11 | 8 x 11 | 40 | 2 | - | 1.9 |
| 70 | 4 x 10, 1 x 10 | 8 x 11 | 30 | 4 | - | 1.9 |
| 76 | 4 x 11 | 8 x 11 | 40 | 2 | - | 2.4 |
| 76 | 3 x 1, 1 x 11 | 6 x 13 | 35 | 3 | 1 | 2.6 |
| 76 | 4 x 11, 1 x 11 | 8 x 12 | 35 | 4 | - | 2.6 |
| 89 | 5 x 12 | 8 x 12 | 35 | 2 | - | 3.3 |
| 89 | 4 x 13, 1 x 13 | 8 x 13 | 35 | 4 | - | 3.3 |
MIROC® Production:
Integral Rods
Plug Hole Rods
Tapered Drilling Tools
Extension Drilling Tools
Drifting and Tunneling Tools
Reaming Tools
Shank Rods
Coupling Sleeves
Shank Adapters (Striking Bars)
Down-the-hole (DTH) Bits
Down-the-hole (DTH) Hammers
Company Information:
The MIROC® Rock Drilling Tools product line by KSQ Technologies (Beijing) Co.Ltd. is the result of years of advanced engineering, precision
manufacturing, and dedication to the use of high-quality materials.
MIROC® Rock Drilling Tools are used by many drilling professionals
related to mining, construction, tunneling, and quarrying projects
around the globe.
KSQ Technologies (Beijing) Co. Ltd.
Elisa Zarovkina (Елизавета)
