Paramedrau Technegol
| Eitem | Cnau Rivet Cnwrl Pen Dur Csk |
| Deunydd | Dur |
| Finsh | sinc platiog. |
| Maint | M5-6.9-13 |
| Pacio | pacio bocs, pacio swmp neu becyn bach. |
| Geiriau allweddol | rhybed dall .rhybed dall pen cromen .rhybed dall rhad. |







