Pen Vault and Ink Cellar.

invented by a group of old chinese veterans.

3 years ago, i discovered and publish this re-seal-able ink cartridge that has multiple uses. http://pen-vault-ink-cellar.blogspot.sg/2015...

 So we have a con-40 here. There's ink behind the piston, and you want to remove it. a complete disassembly is in place, but how? H...

This is a long delayed ink up, in my defense i had to deplete some other pens first. anyway, the nib is very smooth considering i...

To those who hated that con40's stupid design of gate and the rattling ball bearing like me, u can remove them. Yes you can. And use ...

派利003 compared to prera. size difference, body not interchangeable. Personally Prera is still better in terms of the feel, as the length ...

My usual style is to release version 1 once version 3 is made and stabilized, so here goes...version 1. Personally, i do not consider a fo...