The file 'Keyhole Hanger Insert 3D Printer Model' is (STL) file type, size is 22.3KB.
These work great if you don't have a keyhole bit or if the project is fairly thin.
They are 5mm deep and drilled out with a 1 1/8 forstner bit.
Added a blank insert for velcro or hanging adhesive tape.
Keyholeblankv1.STL | 23.3KB | |
Keyholev1.STL | 61.6KB |