STAEDTLER Staedtler Mars Matic Technical Pen 700-M05

š If you've to buy a pen for the first time this attention š, please order the ink. Ink is not filled with this pen. Ink is of the type to be filled or "745R-9", cartridge of one-touch "745R-009". There in the item "Mars matic ink". With built-in spring seal, double cap protects completely from the outside air the pen tip, which prevents complete clogging due to drying. Help keep always the best by adjusting the pressure of internal further, in response to rapid changes in atmospheric pressure, was to prevent the dripping-leakage. Because the tip of the central core and the pen tip, is special precision polishing, I will guarantee a smooth writing forever. Mars Matic is drafting pen reasonable Wanpen-one system that can be used in the formula supplement ink cartridge in the ink formula. Character and drawing, template also supported by one of all, there is no need to have separate pen of various systems, it is very economical. š š line width [ISO] 0.5mm