Customized version of https://www.thingiverse.com/thing:322720

Created with Customizer! https://www.thingiverse.com/apps/customizer/run?thing_id=322720

Instructions

Using the following options:

cylinder_height = 60

image_thickness = 2

direction = outside

background = dark

extrusion_width = 0.4

n_facets = 21

surface_file = lithocylinder220221129-53-r8r5zt.dat