| English | eng-000 |
| underreaming bit | |
| 普通话 | cmn-000 | 下向扩孔钻头 |
| 普通话 | cmn-000 | 套管下扩眼钻头 |
| 普通话 | cmn-000 | 扩孔钻头 |
| English | eng-000 | broaching bit |
| English | eng-000 | counterbore cutter head |
| English | eng-000 | hole dilating drill |
| English | eng-000 | redrill bit |
| русский | rus-000 | долото-расширитель |