Is é roth meilt diamant leictreaphlátáilte cruth comhréidh 1A1 le haghaidh chomhdhúile tungstain na rothaí meilte is coitianta le haghaidh próiseála uirlisí chomhdhúile tungstain. Úsáidtear é freisin le haghaidh gach cineál chomhdhúile crua eile, gloine optúil, gem, ábhair leathsheoltóra, ábhair neamhfheiriúla, agus ábhar neamh-mhiotalacha a mheilt, a ghearradh nó a mheilt leictrealaíoch.
Is é roth meilt diamant leictreaphlátáilte cruth comhréidh 1A1 le haghaidh chomhdhúile tungstain na rothaí meilte is coitianta le haghaidh próiseála uirlisí chomhdhúile tungstain. Úsáidtear é freisin le haghaidh gach cineál chomhdhúile crua eile, gloine optúil, gem, ábhair leathsheoltóra, ábhair neamhfheiriúla, agus ábhar neamh-mhiotalacha a mheilt, a ghearradh nó a mheilt leictrealaíoch.
Seo a leanas an tsonraíocht choitianta de roth meilt diamant leictreaphlátáilte cruth comhréidh 1A1:
| Cairt Méid Rothaí Meilt 1A1 |
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| D | T | H | X | ||||
| Inse | mm | Inse | mm | Inse | mm | Inse | mm |
| 3 | 75 | 1/16 | 1.6 | 1/2 | 12.7 | 1/8 | 3 |
| 3 | 75 | 1/8 | 3 | 1/2 | 12.7 | 1/8 | 3 |
| 3 | 75 | 1/4 | 6 | 1/2 | 12.7 | 1/8 | 3 |
| 6 | 150 | 1 | 25 | 1-1 / 4 | 31.75 | 1/4 | 5 |
| 4 | 100 | 1/16 | 1.6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 4 | 100 | 1/8 | 3 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 4 | 100 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 5 | 125 | 1/8 | 3 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 1/16 | 1.6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 1/8 | 3 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 7 | 175 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 7 | 175 | 1/2 | 13 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 3/8 | 10 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 1/2 | 13 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 4 | 100 | 1/16 | 1.6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 4 | 100 | 1/8 | 3 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 4 | 100 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 6 | 150 | 1/16 | 1.6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 7 | 175 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/8 | 3 |
| 7 | 175 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/4 | 6 |
| 7 | 175 | 1/4 | 6 | 1-1 / 4 | 31.75 | 3/8 | 10 |
| 7 | 175 | 1/4 | 6 | 1-1 / 4 | 31.75 | 1/2 | 13 |
