Replacement blade for Fine Cutting Rustic planer head for lightly distressed or rough hewn effects in solid wood. Spiral cutter engages the material with a slicing action, similar to that of a skewed angle hand plane, generating less chatter and a smoother cut. Durable, precision ground HSS spiral cutting blade generates consistent results over a long service life. Self aligning blade makesfor quick and easy blade changes, loosen 3 screws and replace the blade, re tighten screws and you’re done.