R28 Thread Button Bits Rock Drilling With High Grade YK05 Tungsten Carbide
Brand Name:MIROC R28 Button Bit
Model Number:R28 Thread Button Bit
Minimum Order Quantity:10 Pieces Button Bit
Delivery Time:25 days
Place of Origin:China
Price:Negotiable
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Location:
Beijing Beijing China
Address:
Room9-616, No. 10 Zhenxing Road (MDW Plaza), Changping District, 102200 Beijing, China
Supplier`s last login times:
within 1 hours
Product Details
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Product Details
Button Dril Bit R28 Thread With High Grade YK05 Tungsten Carbide
Thread: R28
Color: Green or Based on Customer requirements
Type: R28 Button Bit
Widely used drifting and tunneling
R28 Thread Button Bit Specification
| THREADED ROCK DRILLING TOOLS - R28 Drill Bit | ||||||||
| Diameter | Buttons and Size (mm) | Flushing hole | Weight | Part Number | ||||
| mm | inch | Front | Gauge | Angle | Front | Side | kg | |
| R28 Button Bit | ||||||||
| Spherical | ||||||||
| 37 | 1 4/9 | 2×7 | 5×9 | 30° | 1 | 1 | 0.5 | 4148300436 |
| 38 | 1 1/2 | 2×8 | 4×9 | 30° | 1 | 2 | 0.6 | 4148300437 |
| 38 | 1 1/2 | 2×7 | 5×9 | 30° | 1 | 1 | 0.6 | 4148300438 |
| 41 | 1 5/8 | 2×8 | 5×9 | 35° | 1 | 1 | 0.7 | 4148300439 |
| 43 | 1 5/7 | 2×9 | 5×9 | 35° | 1 | 2 | 0.8 | 4148300440 |
| 45 | 1 7/9 | 2×9 | 5×10 | 30° | 1 | 2 | 0.9 | 4148300441 |
| 45 | 1 7/9 | 3×8 | 6×9 | 35° | 1 | 3 | 0.9 | 4148300442 |
| Ballistic | ||||||||
| 37 | 1 4/9 | 2×7 | 5×9 | 30° | 1 | 1 | 0.5 | 4148300443 |
| 38 | 1 1/2 | 2×8 | 4×9 | 30° | 1 | 2 | 0.6 | 4148300444 |
| 38 | 1 1/2 | 2×7 | 5×9 | 30° | 1 | 1 | 0.6 | 4148300445 |
| 41 | 1 5/8 | 2×8 | 5×9 | 35° | 1 | 1 | 0.7 | 4148300446 |
| 43 | 1 5/7 | 2×9 | 5×9 | 35° | 1 | 2 | 0.8 | 4148300447 |
| 45 | 1 7/9 | 2×9 | 5×10 | 30° | 1 | 2 | 0.9 | 4148300448 |
| 45 | 1 7/9 | 3×8 | 6×9 | 35° | 1 | 3 | 0.9 | 4148300449 |
| 48 | 1 8/9 | 2×9 | 5×11 | 30° | 1 | 2 | 1.0 | 4148300450 |
| 48 | 1 8/9 | 3×8 | 6×9 | 35° | 1 | 3 | 1.0 | 4148300451 |
| R28 Reaming Bit 6° | ||||||||
| 64 | 2 1/2 | 2×10 | 8×9 | 35° | - | - | 0.8 | 4148300452 |
| 64 | 2 1/2 | 4×8 | 8×9 | 25° | - | - | 0.8 | 4148300453 |
| 76 | 3 | 2×11 | 8×11 | 35° | - | - | 1.2 | 4148300454 |
| 76 | 3 | 4×10 | 8×10 | 30° | - | - | 1.2 | 4148300455 |
| 89 | 3 1/2 | 4×11 | 8×11 | 35° | - | - | 1.7 | 4148300456 |
| 89 | 3 1/2 | 4×10 | 8×10 | 30° | - | - | 1.7 | 4148300457 |
| R28 Pilot Adapter 6° | ||||||||
| 26 | 3 1/2 | 12×8 | - | - | - | 1.5 | 4148300458 | |
| R28 Cross type bit | ||||||||
| 38 | 1 1/2 | 14×8 | - | 1 | 2 | 0.6 | 4148300459 | |
| 41 | 1 5/8 | 14×8 | - | 1 | 4 | 0.7 | 4148300460 | |
| 43 | 1 5/7 | 14×8 | - | 1 | 4 | 0.7 | 4148300461 | |
| 45 | 1 7/9 | 14×8 | - | 1 | 4 | 0.9 | 4148300462 | |
| 51 | 2 | 14×8 | - | 1 | 4 | 1.1 | 4148300463 | |
Photos
Product Process
1. Material Cutting
2. Forging
3. Numerical Control Operation
4. Through Rough-Finish Turning/Spines Milling
5. Heat Treatment
6. Times Heat Treatments
7. Button Fitting
8. Finish
9. Product Test
10. Painting
11. Packing
12. Transportation
R28 Thread Button Bits Rock Drilling With High Grade YK05 Tungsten Carbide
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