| DIA (Inch) | Thickness (mm) | Concavity (mm) | No. Of Notches (NOS.) | Width X Depth |
|---|---|---|---|---|
| 18" | 3.0 to 6.35 | 44 to 67 | 9 | 80 X 40 |
| 20" | 3.0 to 6.35 | 57 to 52 | 10 | 80 X 40 |
| 22" | 4.0 to 6.35 | 63 to 86 | 10 | 80 X 40 |
| 24" | 4.0 to 8.0 | 68 to 95 | 10 | 80 X 40 |
| 26" | 5.0 to 10.0 | 71 to 109 | 10 | 90 X 50 |