Covid testtube holder fitting different testtubes (bottom is 7 mm/0.275", top is 8 mm/0.315"). It savely holds a testube with liquid and swab.
I've created this holder to distrubute at the office.
The files for this design include Fusion 360 (.f3d) and FreeCAD (.step) so you can adapt it to your needs.
Printed with a Creality Ender 3 v2. Model is designed to be printed without supports. Examples is printed with 0.2mm layer height using Sunlu PLA Copper Silk. Larger layer heights can be used to get stronger structure effects.
Printed at 80 mm/s. Printing 36 pieces at once took about 5:50 hours.
The author marked this model as their own original creation. Imported from Thingiverse.