Expansion anchor


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Expansion anchor

Bolt that is inserted into a hole drilled into masonry or other material, with a device on the end that expands, prohibiting the bolt from being withdrawn.

expansion bolt

expansion bolts
An anchoring device having an expandable socket that swells as a bolt is tightened into it; used in masonry walls for attaching timber, etc.
References in periodicals archive ?
For plaster, concrete or masonry, there are expansion anchors that widen to grip the surrounding material.
Push lead expansion anchors into both ends of the conduit (they're a tight fit, so you'll probably need to hammer them in), set the conduit between the posts, and thread in the lag screws, using a socket wrench.
Featuring such products as wedge anchors, sleeve anchors, drop-in anchors, concrete screws, expansion anchors, chemical capsules and epoxy anchoring systems, Wej-It has a broad selection of products to cover any concrete anchoring requirement