The file 'Spiral Staircase / Architectural Test Print 3D Printer Model' is (stl,x3d) file type, size is 169.5KB.
Just a spiral staircase that works as a good architectural test print. Included a .stl and a colour 3D file (.x3d) if you want to have a play around with it.
copy_of_my_first_lesson_-_lesson_learning_the_moves.stl | 395.9KB | |
copy_of_my_first_lesson_-_lesson_learning_the_moves.x3d | 281.0KB |