CMT Contractor™ 38 Keyhole Router Bit

keyhole slot bit   Dan keyhole slot

Use these to cut the hanging slots on the backs of awards and photo frames Makes a good slot Really don't know about or need a high degree of longevity

Keyhole or hang slot cutter Pierce and round over router bit sample Keyhole cutter wide This bit is so different from the usual 'edge treatment' This keyhole router bit, keyhole cutter, for CNC routers is a woodworking bit designed for T slot

yale linus slot I recently snagged the Rockler T Slot bit when it was on sale I've used it to slot both 34 Oak Plywood and MDF both are holding up fine What do you choose, a circle the diameter of your keyhole bit or what exactly should you draw to choose to make a keyhole keyhole slot