Christmas present to me was a pen kit.
How to do this project
Drill blank. This kit requires a 12.5 and a 10.5mm drill bit. I didn't have the 10.5 so I improvised
Glue brass tubes to drilled blanks
Turn pen to your liking. This one is finished with tung oil, paste wax, and ca glue
Assemble pen per provided kit I instructions