Counterbore Screw Slot Router Bit 1⁄2 Dia x 15⁄16 x 1⁄2 Shank

Do not worry about it, I always use a slot drill for counterbores, the standard counterbores always use a larger guide pin than I use for the thread clearance

55232 Counterbore Screw Slot 12 Dia x 1516 x 12 Shank CanCam's slogan is 'Up in Class, Down in Price' provide high quality CNC routers and CNC laser

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moab slot canyons Is there a direct function to create a counterbore slot to retain a hex headed set bolt?ff