Bŵm a braich gyrrwr pentwr dalen Komatsu CAT
| Tunnelledd cloddiwr | T | 20-25T | |
| Hyd cyfan | mm | 13800 | 16800 |
| Uchder cyrraedd mwyaf | mm | 13000 | 16000 |
| Radiws gwaith mwyaf | mm | 12000 | 13000 |
| Hyd cludo | mm | 13500 | 15000 |
| Uchder cludo | mm | 3220 | 3300 |
| Hyd y ffon | mm | 4100 | 5300 |
| Hyd y ffyniant | mm | 9800 | 11500 |
| Pwysau Gwrthbwysau Ychwanegol | T | 3 | 6 |
| Pwysau uchaf atodiadau | T | 2.6 | 3.3 |
