A gradual rest Unless a workpiece includes a taper machined onto it which flawlessly matches The inner taper in the spindle, or has threads which properly match the exterior threads about the spindle (two situations which seldom exist), an accent should be utilized to mount a workpiece towards the spindle. https://www.sedlacek-t.cz/nabizime-k-prodeji-cnc-soustruh-tornos-evo-deco-32-10/