An adjustable wrench (US) or adjustable spanner (UK) is a wrench with a "jaw" of adjustable width, allowing it to be used with different sizes of fastener head. 活動扳手 metal、nut、spanner、tool、wrench 金屬、堅果、扳手、工具、扳手 資料來源：openclipart ( https://openclipart.org/ )
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