expansion bolt

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expansion bolt

n.
A bolt having an attachment that expands as the bolt is turned after being driven into a material.

expansion bolt

n
(Mechanical Engineering) a bolt that expands on tightening, enabling it to be secured into an unthreaded hole
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.expansion bolt - a bolt that has an attachment that expands as the bolt is driven into a surfaceexpansion bolt - a bolt that has an attachment that expands as the bolt is driven into a surface
bolt - a screw that screws into a nut to form a fastener
Translations

expansion bolt

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Sweet, CEO of Eastern, stated, "After a strong first quarter the demand for expansion fasteners supplied by our Frazer & Jones division to the mining industry has softened.