Tools lose their edge and become dull. That’s a fact of their existence. But it’s also a fact that they need not stay that way. Sharpening nearly anything, from a shovel to a putty knife to a plane to ...

What is the most important part of the router bit? The shank (shaft) of the router bit is most important. If the shank is not perfectly concentric, there will be excessive vibration, run-out, and ...