Asvine 5 Pack Fountain Pen Ink Syringe Filler with Blunt Needle Tip | Smooth Ink Flow

• The spring converter works with fountain pen takes 3.4mm converter such as Hongdian fountain pen by removing syringe needle.
• Great for filling or flushing fountain pen ink cartridges, converter and bottled ink.
• Easy to fill, just dip the tip into bottled ink, press the spring stick down, release the stick to draw ink up into converter.
• Easy Assembling: The filler comes with 3 parts ( converter, white connector and needle), Just attach the converter and needle with the connector at the correct end( refer to the video for details). You can do it easily if you wrap a cloth around it and add some grease on the connector. For the first time of assembling, you may need to push it a little harder
• Non-sterile, for industrial use only!

• Connect the converter, white connector, and needle. For first-time assembly, apply slight force and consider using a cloth with a bit of grease on the connector for easier fitting. — Assemble the Filler
• Dip the tip of the assembled filler (with needle removed if needed for specific pens) into your bottled fountain pen ink. Ensure the tip is fully submerged for optimal ink draw. — Prepare for Ink Filling
• Press the spring stick down firmly to expel air, then release the stick slowly to draw the ink up into the converter. Repeat if necessary to fill the converter completely. — Draw Ink into Converter
• Use the filler to draw clean water into the converter and expel it to flush the pen. Repeat this process regularly (at least monthly) to maintain pen hygiene and ink flow. — Flush and Clean Pen

Typical situations where Asvine 5 Pack Fountain Pen Ink Syringe Filler with Blunt Needle Tip | Smooth Ink Flow helps — illustrative scenarios, not customer reviews.