Fluoroplastic manufacturers
alt="PTFE Rectractable Coils for 3D Printers" title="PTFE Rectractable Coils for 3D Printers">

PTFE Rectractable Coils for 3D Printers

PTFE tube 3mm ID x 1mm wall formed into custom coils.  These retractable coils have a critical internal diameter and enable the plastic monofilament to pass smoothly into the printer.