This is a brass bullet pencil. It's lovely new, but it's beauty deepens with age as it develops a lovely patina. A 75mm pencil from Midori is included. A find pencil in its own right.
You can get refills here. Or you can convert well-used pencils with a little effort.
If you are really interested in a more in depth than you can imagine post on bullet pencils, check out this post by the Jungle is Neutral.