uni power tank STANDARD oily BP bold black

[Features]
Upward writing is OK, and the pressure mechanism is a product that eliminates the weaknesses of ballpoint pens.
It can be written on wet paper and below freezing.
It is easy to write on the printing surface of color copies.

[Use]
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【specification】
Ink color: black
Body color: black
Core diameter (mm): 1

[Specification 2]
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[Material/Finish]
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[Set contents/accessories]
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【Note】
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