An adjustable wrench can tighten nuts of different sizes.
Tips
usage
活动 'movable' refers to the sliding jaw — distinguishes this from the 死扳手 sǐbānshǒu / 呆扳手 dāibānshǒu (fixed open-end wrench). Pipe wrench is 管钳 guǎnqián; socket wrench is 套筒扳手 tàotǒng bānshǒu.
