TREPAN
6 letters
Historical clue formulations
- Mine shaft borer — 2018-04-27
- Bone-boring tool — 2016-04-30
- Mine shaft drill — 2009-10-02
- Mine shaft tool — 2008-01-26
- Boring tool — 2007-08-12
- Mine shaft borer — 2007-02-17
- Boring tool — 1995-06-12
- Boring tool — 1994-08-22