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Wall anchor
Also called: wall plug, drywall anchor, anchor bolt
A plastic plug you push into a drilled hole first so the screw grips tightly and doesn't pull out.
Tap the photo to see where to buy
Photo: Alessio Sbarbaro (CC BY-SA 2.5)
When you'd need this
- The screw just spins in the wall
- My shelf came off the wall, screws and all
- The hole got too big and the screw slides right in
Measure and check before you buy
- Wall type (drywall, concrete or brick)
- Drill hole diameter listed on the package
- Screw thickness and length
- Load rating
Safety: Caution: watch for wires and pipes inside the wall.