Twisted Wire Ring

Create Solids:

Extrude, Curve Analysis, Reverse Surface Orientation, Twist, Wrap Along Curve, Cut and Delete, Extract Curve, Boolean, Cylinder, Fillet

Jewelers Bench:

Ring Size Builder, Ring Rail Builder, Stone, Variable Channel, Jeweling, Multi Cutters

Sketch:

Symetrical Vertical Curve, Circular Duplication, Nurbs Curve