H25 High Wear Resistance For Mining And Quarrying Drill Rod Button
Drill Bit
Product Specification
| Product | H25 Button bit |
| Diameter | 38mm |
| Buttons | 2x7mm,5x9mm |
| Flushing hole No. | Front 1, Side 1. |
| Weight | 0.3 KG |
| Color | Green (customized according to customer needs) |
Miroc H25 type of bit is well known for its high wear resistance on
medium-hard to hard abrasive rock formations (between 200 Mpa to
260 Mpa compressive strength). Featuring spherical tungsten carbide
inserts that is known to have strong configuration against carbide
fracture.
• Widely used drifting and tunneling
• Bit face design is ideal for medium-hard to hard abrasive rock
The Features of the Product
1.The threaded button bits connect with threaded drill rod
perfectly for drilling holes
2.Stable and mature welding technology ensure high quality of bits
3.work reliable and very cost-effective
4.High grade tungsten carbide inserts
5 Bit bodies manufactured from high grade steel and processed using
state-of-the-art CNC machinery and heat treatment
Product Technical Reference
Product | Button shape | Quantity | Diameter | Button and Size(mm) | Angle | Flushing Hole | Weight(kg) |
Buttons | Flushing Hole | mm | inch | Front | Gauge | Front | Side |
H25 Threaded utton bit | Spherical Buttons | 6, 3FH | 45 | 1 7/9 | 2*9 | 4*11 | 35° | 1 | 2 | 0.6 |
7, 2FH | 33 | 1 2/7 | 2*7 | 5*7 | 35° | 1 | 1 | 0.4 |
35 | 1 3/8 | 2*7 | 5*8 | 35° | 1 | 1 | 0.4 |
38 | 1 1/2 | 2*7 | 5*8 | 30° | 1 | 1 | 0.5 |
38 | 1 1/2 | 2*7 | 5*9 | 30° | 1 | 1 | 0.5 |
41 | 1 3/5 | 2*8 | 5*9 | 35° | 1 | 1 | 0.6 |
7, 3FH | 45 | 1 7/9 | 2*8 | 5*10 | 30° | 1 | 2 | 0.6 |
45 | 1 7/9 | 2*8 | 5*10 | 30° | 1 | 2 | 0.6 |
Ballistic Buttons | 7, 2FH | 33 | 1 2/7 | 2*7 | 5*7 | 35° | 1 | 1 | 0.4 |
35 | 1 3/8 | 2*7 | 5*9 | 25° | 1 | 1 | 0.4 |
38 | 1 1/2 | 2*7 | 5*9 | 40° | 1 | 1 | 0.5 |
41 | 1 3/5 | 2*8 | 5*9 | 40° | 1 | 1 | 0.6 |
7, 3FH | 45 | 1 7/9 | 2*9 | 5*10 | 35° | 1 | 2 | 0.6 |
The R25 Threaded Button Bit perfectly matches the rods as follow:
1. Drifter Rod R32-Hex25-R25 Flushing Hole 8.6mm
2. Drifter Rod R25-Hex25-R25 Flushing Hole 8.6mm
3. Speed Rod R25-Hex25-R25
4. Shank End Rod Shank22mm*108mm(7/8'' * 4 1/4'')
5. Shank End Rod Hex Shank 25mm*159mm(1'' * 6 1/4'')
6. Coupling and Crossover Coupling
