★ ★ Please note this ink pen to buy first, while its still in stock. This pen has a ink filling which is not included. Ink can be filled to whether its for all types "745r – 9 one-touch" 745r – 009 cartridge will be shipped. The "marusumatikkuinku" items. Built-in spring seal with double cap protects tip from the outside completely, dry eye to fully prevent clogging. Also adjust the internal pressure and always keep the best state, also supports rapid changes with barometric pressure and bota off, to prevent leaks. Nib and the tip of the wick, special precision polished inside, so long as a smooth writing taste is guaranteed. marusumatikku also has ink cartridge to refill ink, which can be used even in wanpenwansisutemu reasonable drafting pens. All rulers or templates, text, a single support, and a variety of system No need to separately with the pen, it is very economical. ★ ★ line width 0.6 mm