30x30 pole buildingThe first step of drywall anchor installation is to use a power drill to make a pilot hole in the drywall, door or tile wall. The drill bit for the pilot hole should be smaller than the width of the anchor that is being used. Use the drill bit recommended by the manufacturer. It will be mentioned on the package or in the instructions. Daniel levin wifeUsing a trowel, coat the lath with plaster base coat. Work the base coat into the spaces in between the wood as well. Then fill the hole with base coat until it's flush with the old plaster and smooth with the trowel. Leave to dry. Brush a plaster bonding agent on to the base coat and the old plaster surrounding it.