Bullet Pen

This pen is made out of a old 30.06 Springfield caseing.

You need:
A Knife
A 30.06 Casing
A Bic ballpoint Pen

Take pen apart and you may need to shave a little off of the end you put in the casing. Hammer the pen into the casing until it wont go any further.

Cut off the excess pen with the knife.

Measure how much of the pen to cut off.

After cutting the pen push the pen into the casing. Now your done.