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"wrench" is also used as a crossword clue. If that's what you saw, the answer is often spanner (7 letters).
Definitions
twist suddenly so as to sprain
Word origin
From Middle English wrench, from Old English wrenċ, from Proto-Germanic *wrankiz, from Proto-Indo-European *wreng- (“to turn”). Compare German Rank (“plot, intrigue”).
Used in a sentence
“With a wrench, which threw his victim back upon the bed as though hurled from a height, he turned and sprang at us.”
“It was difficult indeed for Max to disengage himself from the effusive Spinola's affection without a wrench.”
“But weighing one thing with another he gave Britain for lost; but resolved to make his profit of this business of Britain, as a quarrel for war; and that of Naples, as a wrench and mean for peace”
Source: Wiktionary, CC BY-SA 4.0
Used as a crossword answer2 curated clues
01“Spanner”6 letters
02“Mechanic's tool”6 letters
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