Helix-Spirals. The Create Helix-Spiral command creates a helix-shaped or spiral-shaped 3D object from one or more path objects. The paths can be 2D objects or NURBS curves. To create a helix or spiral: Select the object to use as the path. Select Model > 3D Power Pack > Create Helix-Spiral. The Helix-Spiral Creation dialog box opens.
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