So how much pens do you consume per day? :)
So how much pens do you consume per day? :)
Well if you use Rotring Tikky Ballpoint Pen with Koh-I-Noor Hardmuth 4441 Cartridge it's gonna last me a lot of pages, someone told me that i can even reload the cartridge with any kind of ink like substance, but sometimes i find here and there pens left on the ground outside i collect them and use them all on a page, common pens don't last even a half page ...
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