The file 'Spiral Staircase ;) 3D Printer Model' is (stl) file type, size is 13.4KB.
Could use it as a printer test, probably want some supports. Use this as a challenge- u know print it without supports. I did it.
Also is you have marble PLA use that. It looks pretty dope for the staircase.
coolthing.stl | 66.0KB |