What you call the white thing u drill to the wall before the you put the screw inside ?

or:What you call the white thing u drill to the wall before the you put the screw inside ?or:I believe they are called studs they hold the screw tig

or:What you call the white thing u drill to the wall before the you put the screw inside ?

or:I believe they are called studs they hold the screw tighter.

Tags:white,inside,drill,