Bantang Show You Ballpoint Pen Production Process From 0 To 1-7 Assembly Refill

This is an article explaining the pen making process.
Bantang Show You Ballpoint Pen Production Process From 0 To 1-7
Assembly Refill
copper wire+ball together then be tip
Tube +tip+ink together then be refill
Endplug+barrel+refill+cap+adapter+another accessories then make ballpoint pen/gel pe
7、Assembly Refill
The refill assembly is to assemble the ink and the tip and the connector together.

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