To sharpen an auger bit, you need a specialized auger-bit file. Hold the auger bit upright in a vise, then file the bit’s lip with the file’s edge [1]. Turn the auger bit in the vise and sharpen the ...

The angle with which you sharpen a knife blade can determine the effectiveness and sharpness of the knife. No matter the type of knife or knife sharpener, sharpening angle consistency is key to ...