| name | model | margin | clearance | aperture | surface | voidage | Packing | Stacking |
| Seven holes serial | X-0 | 220±25 | 20 | 65 | 118 | 85 | 280 | 200 |
| Seven-hole ribbed ring | X-1 | 220±25 | 20 | 65 | 128 | 75 | 320 | 200 |
| Six diamond ring | X-2 | 220±25 | 20 | 65 | 135 | 72 | 340 | 200 |
| Hexahedron ring | X-3 | 220±25 | 20 | 65 | 132 | 75 | 300 | 200 |
| Rotate the multi-tooth ring | X-4 | 220±25 | 20 | 65 | 148 | 73 | 348 | 200 |
