Ohto C-304P Ceramic Rollerball Pen Refill - 0.4 mm - Blue Black

Ohto C-304P Ceramic Rollerball Pen Refill - 0.4 mm - Blue Black

In stock and ships within 1 business day.
3.3 (4 reviews)
DescriptionSpecificationsFrequently Asked Questions
Ceramic ballpoint pens are a classic for any pen lover. The pen writes with a smooth yet sharp feeling that you can't get with some other gel pens.

Now JetPens has 0.4 mm, 0.5 mm, 0.7 mm, and 1.0 mm widths available in different ink colors.

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Customer Reviews

Bought this pen several...
August 27, 2015
Verified Purchase
Bought this pen several years ago and still love it. Love the ability to change out the ink cartridge for a finer flow and continue to use the pen.
This refill has an exceptional...
May 5, 2015
Verified Purchase
This refill has an exceptional blue black ink, and the fine tip is really great. The fact that it is a liquid ink means that it bleeds and feathers on cheep papers, and the tip will slowly leak if you leave it resting on the page.
Writes well enough on...
March 25, 2014
Verified Purchase
Writes well enough on a very smooth surface, but on a legal pad or a standard spiral notebook, forget it.

Now, in my journal with smooth pages, it is like silk.
The color and line size...
January 30, 2014
The color and line size are good but I expected this to flow like the 0.5 mm; however, it is inconsistent.