Customized version of http://www.thingiverse.com/thing:408698

Created with Customizer! http://www.thingiverse.com/apps/customizer/run?thing_id=408698

Using the following options:

pencil_color = green
pencil_width = 0
letterspaces = [0,59,52,50.5,52,50,50,50,50,50,50,50,50,50,50]
text_thickness = 3.5
pencil_sides = 6
text = safe
show_pencil = 0
pencil_hole = 0