What Size Are Faceplate Screws?

What Size Are Faceplate Screws? The two most common sizes of wall plate screws are 5/16” and 1/2”. What size is a cover plate screw? Cover Plates: Electrical cover plates for switches and outlets are typically packaged with 5/16′′ long screws. Solid or blank cover plates are usually packaged with 1′′ long screws. What size