In addition the screw must go through the drywall and into a stud.
Hanging pictures on walls nails or screws.
Generally screws provide more holding power than nails so they re better for hanging large heavy pictures.
Drive in the metal screw and hang the picture.
Then screw the anchor into the wall with a standard screwdriver.
With groupings the largest frame is usually best in the center or at the center bottom.
Adhesive picture hanging strips need flat surfaces to work properly so remove any protruding hanging hardware that has been installed on the back of the picture.
For hanging heavy paintings artworks and other objects from walls you should definitely use a screw rather than a nail.
If you hang a heavy picture on a screw that is only supported by drywall it is likely to pull out of the drywall and crash to the floor.
Drive the pointed end into the drywall with a hammer.
When hanging a picture between studs use a hollow wall anchor such as a toggle bolt.
Adhesive picture hooks are the best way to prevent damage when hanging a picture but pre drilling the hole will usually prevent cracks and chips from forming as well.
The 57 inch standard is based on the average eye height of an adult and is the rule used to determine how high to hang pictures in museums and galleries.
This includes nails screws wires keyhole or sawtooth fasteners or anything else that could make the back surface of the picture uneven.
Anchors are available with hooks to hang pictures and with special hooks to hang mirrors.