Specially designed for asphalt over concrete,green concrete and other highly abrasive materials.
Specifications：
| Diameter（MM） | Segment Height（MM） | Bore（MM） |
| 115 | 12 | 22.23 |
| 125 | 10/12 | 22.23 |
| 230 | 7/10/12 | 22.23 |
| 300 | 10/12/15 | 20/25.4 |
| 350 | 10/12/15 | 20/25.4 |
| 400 | 10/12 | 20/25.4 |
| 450 | 12 | 25.4 |
| 500 | 10 | 25.4 |
ENGLISH