![Amazon.com : Linbsunne Ballpoint Pens Medium Point 1mm Black Ink Work Pen with Super Soft Grip Ball Point Pen for Men Women Retractable Office Pens (Black 6) : Office Products Amazon.com : Linbsunne Ballpoint Pens Medium Point 1mm Black Ink Work Pen with Super Soft Grip Ball Point Pen for Men Women Retractable Office Pens (Black 6) : Office Products](https://m.media-amazon.com/images/I/71H6zbOxUoL._AC_UF894,1000_QL80_.jpg)
Amazon.com : Linbsunne Ballpoint Pens Medium Point 1mm Black Ink Work Pen with Super Soft Grip Ball Point Pen for Men Women Retractable Office Pens (Black 6) : Office Products
![A ballpoint pen. How does it work? In the tip of the pen there is a small metal sphere. One internal tube filled with a viscous ink is above the ball. - A ballpoint pen. How does it work? In the tip of the pen there is a small metal sphere. One internal tube filled with a viscous ink is above the ball. -](https://images.slideplayer.com/20/5991561/slides/slide_2.jpg)
A ballpoint pen. How does it work? In the tip of the pen there is a small metal sphere. One internal tube filled with a viscous ink is above the ball. -
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