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Old 23rd Apr 2019, 8:59 pm   #5
Steve G4WCS
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Join Date: Sep 2004
Location: Preston, Lancashire, UK.
Posts: 249
Default Re: “Spun” knob inserts

I turned a length of free machining aluminium bar down to the right diameter.
Faced it off with a sharp lathe tool and played about with the feed until the surface looked right, then with a parting tool, parted thin “slices” off at the correct thickness
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