Keyhole Bits, Whiteside Machine Company

Drill the hole to size to fit the major diameter of your cutter Now do a slot in two

Perhaps that keyhole bit needs more time for the single flute cutter to work without jamming up in the slot? Tex — Crooked Wood Products Now

keyhole slot hanger Vcarve Pro has a keyhole tool path creator in the Gadgets menu Draw a 12 circle where you want the keyholes, select them, then run the gadget

keyhole slot plug T-Slot Router Bit, 14 Shank Tungsten Carbide Keyhole Router Bits T-Track Roundover Cutter Bit Keyhole Mounting Slots Wood Cutting Bits Kit for Woodworking