Rollerball Pen
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Rollerball pens have a ballpoint pen mechanism with a water- or gel-based ink, with a cap that protects the tip of the pen in storage. Each kit supplies the hardware components needed to complete the project.
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Rollerball pens have a ballpoint pen mechanism with a water- or gel-based ink, with a cap that protects the tip of the pen in storage. Each kit supplies the hardware components needed to complete the project.