What is the specific use of plastic expansion and wall plug

1. Simply put, use a hammer drill to drill out the eye that can plug the expansion tube on the wall or fix it, plug the expansion tube into it, and then prepare to hang or fix something, tighten the screws worn on the plastic expansion plug. 2. Drill holes in the wall with the same type of impact drill bit and the depth is similar to that of the wall plug. Then drive the wall plug into the drilled hole. Then use self-tapping screws to fix the equipment that needs to be fixed. The plastic expansion tube is referred to as the expansion tube, and the expansion tube is called two kinds of products, one is the oil expansion tube; One is a plastic fastener, a plastic expansion tube, which refers to an expansion tube of a plastic fastener class, used for fastening the connected object and supporting the use of self-tapping screws.