americanmachineandgear You could say that I have an attraction to Neodymi Just slightly over 50 Millionths of an Inch of run Not a bad finish if I do say so, myself. π€© ππͺπΊπΈβοΈ Aircraft parts. Unobtainium. This was Turning Tues Spinning a 16mm diameter on an 3.65mm...