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单词 ring spanner
释义

ring spanner

noun
A spanner in which the jaws form a ring with internal serrations which fit completely around a nut, usable in confined spaces.And every home handyman has learned too that if you don't want your nuts chewed when tightening or loosening them, there's nothing better than a set or ring spanner.
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更新时间:2024/11/13 17:23:02