Expansion bolt
volume
British pronunciation/ɛkspˈanʃən bˈəʊlt/
American pronunciation/ɛkspˈænʃən bˈoʊlt/

Định Nghĩa và Ý Nghĩa của "expansion bolt"

Expansion bolt
01

a bolt that has an attachment that expands as the bolt is driven into a surface

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