When sanding wood however always sand in the.
Repair nail holes in concrete wall.
Albert recommends spackling or caulk or elmer s wood glue and you can use your finger to work it in and then level it.
To prepare the surface lightly swipe a fine 220 grit sanding block over the nail hole to sand away ridges.
Also useful to have on hand.
Learn how you can repair a nail hole in drywall and leave the wall showing no trace that it was ever there.
Dap patch stick spackling nail hole and crack filler.
Albert says don t go there.
With some careful layering and sanding your wall will look like it never had a hole in it at all.
You probably need to chisel out concrete to take out any metal.
You need a material that adheres and doesn t crack.
Maybe not too deep just enough so you can cut off any nails otherwise the rust will come through you could prime the concrete but.
Some people use white toothpaste.
Then apply 2 layers of plaster and 1 layer of joint compound to complete the repair.