With the CMT T-slot bits you can make holes that keep your frames, plaques or any wall hanging perfectly straight and attached to the wall. These bits bore an entry hole in the wood, then proceed to cut holes and finished by boring a larger opening under the surface. The perfect way to securely mount wall hangings on screws and nails.
Safety tips: be sure the workpiece is securely fastened to the router table or work bench.
Shop tips: recommended for use with a plunge router.