Roller Bit
- Product Item : DC-Roller Bit
- Category： Drill bits & tooth
- Material: 42Crmo and Carbide Cone
- Size: 8 1/2
- Application: Hard Rock Drilling over 100Mpa
- Holder: Optional
Features：
1，Material: 42CrMo, YG11C.
2，Tungsten Carbide bit diameter 12-38mm.
3，Improving drilling efficiency.
4，Long service life and high reliability.
1，Material: 42CrMo, YG11C.
2，Tungsten Carbide bit diameter 12-38mm.
3，Improving drilling efficiency.
4，Long service life and high reliability.
Specification
| Teeth | Holder | Teeth | Holder |
| C31HD | C30 | C21HD | C10 |
| B47K22H | B43H/B85/2 | 18T | 18TH |
| B47K19 |
B43H/B85/2 |
BFZ70 | BFZ70H |
| 25T | 25TH | 25S | 25SH |
| BFZ80 | BFZ80H | BFZ79 | BFZ79H |
| BFZ72 | BFZ72H | WS39 | SH35 |
| V20 | V20H | WS46 | WS46H |
Factory View
Packing and Shipping
Case
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