expansion bolt

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  • noun

Words related to expansion bolt

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

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References in periodicals archive ?
Nurseryman Ray Sodomka of Santa Barbara, California, suggests threading plant ties through eye screws attached to the wall with expansion bolts.
The heavy cardboard casting tube (a form for pouring concrete columns) was wrapped in thin galvanized sheet metal; expansion bolts secure the vertical seam on the back.
Using the longer nails, anchor the two back wall supports to studs (if the small end supports don't span two studs, you may need expansion bolts to secure them).
Woodscrews attach the central piece to a wall stud; expansion bolts secure branches to the gypsum board wall.
When plants reach full bloom, in early July, they are secured to the wall with clips and expansion bolts (see photograph at bottom right).