- Place the balusters on the first step.
- Be sure to have a snapable location for the Origin Point, (in this example I placed a Point object).
- Select Macro tool.
- In Tool Options enter # Of Copies = 14.
- In Macro section click green (+) button and type any name for macro, “SPIRAL STAIR”.
- In Transformations section click green (+) button, choose Type: Move, for Z Distance enter 6”.
- In Transformations section click green (+) button, choose Type: Rotate, for Angle Z enter 18°.
- With Macro tool active hold Shift key and select all three balusters, release Shift key, click on Origin Point.
- Observe all three balusters are moved, rotated, and copied 14 times.