all my fan grills work best on prusaslicer , i need time to adjust them so they work on other slicing software as i did not know all slicing software reacts differently to stl files. i used cura as well but best results are from prusaslicer. . if all else fails send me a message and i can thicken the lines for now until i go through all my designs and make sure meshmixer fixes them correctly to work on all slicers.
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