The Rotring 600 series is comprised mainly of four writing implements, a mechanical pencil, a clicky ballpoint, a capped rollerball and a capped fountain pen, I was looking for a pen to replace/compliment my Fisher Bullet, which has a tendency to hide at the deepest bottom of my pocket, a...
美国亚马逊 Amazon : rOtring Rapid PRO Retractable Ballpoint Technical Drawing Pen, Medium Point, Matte Black, Blue Ink (1904292) : Rollerball Pens : Office Products历史价格和网友评论,海淘商品名Amazon : rOtring Rapid PRO Retractable Ballpoint Technical D
Looking at your picture, though, I can see that you are missing a spring. There should be a spring between the front cap and the body of the pen. It's a common position for a spring, just like any other traditional click-action ballpoint pen, it keeps the refill inside the pen when...