Foolproof hanging with keyhole slots

Foolproof hanging with keyhole slots keyhole slot Keyhole Slot · Blank Walnut Wood Plaque with Classical Edge , 34 Thick, Portrait Orientation, Keyhole Slot · Large keyhole slot TCT Keyhole Slotter Single flute keyhole slot router cutter for hanging items flush to a wall by making an aperture in the back of the workpiece

keyhole slot One of the easiest ways to hang frames flat against the wall is using keyhole slots They are easy to make with a keyhole router bit

keyhole slot plug Steel keyhole slot hanger with 2 screws Keyhole slot allows a screw head protruding from a wall to lock securely onto the project piece you are hanging  How To DesignMake Keyhole Slots for CNC Router Projects