| 1, la zircone /disque de volet de céramique, avec support en fibre de verre pad. | ||||||||
| Taille | Grit | Maxrpm | Type | |||||
| 4 "*5/8" | 36# | 40# | 60# | 80# | 120# | 15, 300 | T27 | T29 |
| 4-1/2"*7/8" | 36# | 40# | 60# | 80# | 120# | 13, 300 | T27 | T29 |
| 5 "*7/8" | 36# | 40# | 60# | 80# | 120# | 12, 000 | T27 | T29 |
| 7 "*7/8" | 36# | 40# | 60# | 80# | 120# | 8, 600 | T27 | T29 |
| 2, oxyde d'aluminium volet, avec le soutien de fibre de verre Disc Pad | ||||||||
| Taille | Grit | Maxrpm | Type | |||||
| 4 "*5/8" | 36#-------400# | 15, 300 | T27 | T29 | ||||
| 4-1/2"*7/8" | 36#-------400# | 13, 300 | T27 | T29 | ||||
| 5 "*7/8" | 36#-------400# | 12, 000 | T27 | T29 | ||||
| 7 "*7/8" | 36#-------400# | 8, 600 | T27 | T29 | ||||