Better known as molly bolts, expandable metal anchors consist of a machine screw that's threaded into a slotted metal sleeve. When the screw is tightened, the metal sleeve expands outward and then ...

Instead of requiring a pre-drilled hole, threaded drywall anchors are designed to screw directly into the drywall. Available in plastic and metal options, these have weight capacities of 25 to 75 ...

Some heavy-duty plastic anchors, such as the Red Head Polyset, can be driven into a hole in concrete. From there, you use the included pan head sheet metal screw to fasten whatever you need.

To help you prevent furniture tip-overs in your home, CR tested 14 wall anchor kits. Find out which kits are best for the type of wall you have and how to safely install them.

(You don't want the anchor to be too loose in the wall.) Don't screw it too tightly. Next, reverse the drill's direction and pull the screw out. Insert the anchor, hammering it flush against the wall.