Dụng cụ cắt băng keo y tế - Medical Tape Dispenser (bản của Metro3DPH)

Medical Tape Dispenser by Metro3DPH is licensed under the Creative Commons - Attribution - Share Alike license.

I would suggest PETG/PCTG or ABS/ASA as PLA can be brittle and does not stand up to the hardship of life. 

The following is the text from thingiverse: 

Summary

Printed using Ender 3 Pro. This is used by medical practitioners like nurses in the hospital. This is a portable tape dispenser that can be hangged like a keychain

Print Settings

• Printer brand:

  Creality

• Printer:

  Ender 3 Pro

• Rafts:

  Yes

• Supports:

  Yes

• Resolution:

  Dynamic

• Infill:

  20%

• Filament material:

  PLA