How To Make Keyhole Slots with a Palm Router, CNC

Buy BNF 6mm Shank Keyhole T-Slot Woodworking Cutter Router Bit 38 Cutting Diameter Wood Cutter for Rs online BNF 6mm Shank Keyhole T-Slot Woodworking

dimensions : 8-1 16 length , 7-3 16 width , 3-7 8 depth Grille keyhole slots Fits 3 round ducts Housing dimensions : 7-1 4

keyhole slot Would a keyhole router bit be the best way to hang these? How much weight do you think they could handle? Help

keyhole slot bit Ok what I have is a 1316 keyhole that the bottom needs to taper from 12 to 916 deep retract and pull out And the slot at the bottom