Molly bolts are first pressed into a pre-drilled hole in the drywall until flush with the surface. When a screw is inserted ...

Molly bolts, also known as hollow wall anchors, are similar to expansion anchors but have a metal sleeve, rather than a plastic sleeve, that expands behind the drywall. This provides a more secure ...

The smallest ones are usually about the right size to replace the free anchors you get with something like a towel rack, but it’s always best to check the bolt diameter before you use a toggle bolt.