Can I use two screws to mount in a single keyhole slot?

Put a professionally-placed keyhole on the back of your next hanging woodworking project with this router bit

Comments5 · How to Hang Pictures Straight and Level · Keyhole Slot Hanging Instructions

tslot roller bearings Two matching round head screws into the wall will slot into the keyholes, providing a hidden fixing Works best if the backing of the picture is recessed

slot cutting drill bit for metal So I was just wondering what kind of mounting brackets are needed for speakers that only have keyhole slots? hanging screws to make sure it is