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I,ll say this it may or may not give a precise edge. I guess it depends on the hand using it. I have all mine muted and I have very precise edges, I sport a shaped van dyke and straight beveled...

You can rub the corner under the window sill on the paint and mute that tip so it don't dig in(sharp tons idea) or take it to a hone and rub the point down a little no need for a dremel, you can keep...