Remove the chuck from the sharpener and place the drill bit to be sharpened inside the chuck, with the pointed end facing out.
Turn the chuck to the right to tighten the drill bit into place.
Grasp the chuck with the drill bit and insert it into the sharpening tube on the side of the sharpener. Turn the chuck to the right to lock it into place.
Plug the sharpener in and hold the power button down to sharpen the bit.
Turn the chuck to the left to remove it from the drill bit sharpener; then loosen the chuck to remove the sharpened bit.