How to make a keyhole router bit jig

Hanging coat hook with keyhole slot keyhole slot Keyhole Slot Cutter keyhole slot plug keyhole slot is not feasible , assembly can be sim- ply achieved by using a separate retainer With its own integral keyhole slot feature , it can be

keyhole slot bit 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