Sharpening Woodturning Tools Using a Jig
An 8″ grinder is ideal and recommended. 6″ grinders are acceptable, however, as soon as the wheel starts to wear, the arc of the concave or hollow grind is too severe, weakening the edge. Jigs are designed for 8″ grinders while 6″ grinders need to be shimmed up to make the geometry work. The type of wheel on your grinder is …
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