| Answer | Crossword Clue |
|---|---|
| UBOLT | Bar with two screw threads |
| turnbuckles | A coupling with female screw threads used to connect two rods, lengths of boat rigging, etc., lengthwise and to regulate their length or tension |
| turnbuckle | A coupling with female screw threads used to connect two rods, lengths of boat rigging, etc., lengthwise and to regulate their length or tension |
| turnbuckle | a coupling with screw threads for adjusting tension |
| turnbuckles | TURNBUCKLE, a coupling with screw threads for adjusting tension |
| worm | short revolving screw whose threads gear with the teeth of a worm wheel or a rack |
