How To Install Expanding Drywall Anchor
The single expansion anchor is made from a highly corrosive zinc based alloy called zamac.
How to install expanding drywall anchor. A machine threaded bolt is used to expand the single expansion anchor and can be removed and replaced without affecting the holding values of the anchor. Once again make sure you first put the screw through the hole of the thing you re attaching to the wall. Installing a wall anchor requires creating a hole large enough to accommodate the device. If you use the awl you will not have the same amount of dust debris as you will get with a drill which is why we recommend using an awl if you have access to one. They re called expansion anchors because when you drive in the a screw they expand and push against the drywall in order to bite into it.
Attach your rack or shelf to the wall by screwing into the drywall anchor. Mark the placement of the anchor with the awl or pencil. They re best used for hanging lightweight items such as small framed paintings paper towel racks and anything under about 10 lbs. It s important to keep in mind that expansion anchors are only as strong as the wall they re installed in. Make a hole in the drywall that is slightly smaller than the plastic anchor.
Step 2 prepare for anchor installation. Expansion anchors are the cheapest most basic type of drywall anchor.