50 Caliber Pen – Sawdust & Bullets

This pen is made with a real 50 cal shell casing! Spent, of course! The writing part of this pen is made from cocobolo wood.

50 Caliber Machine Gun Bullet Cartridge Twist Pen Kit at Penn State Industries

50 BMG Bullet Pen - Hardin Penworks

High Caliber Craftsman - 50 Cal Armed Forces Bullet Pen - Made in USA

PSI 50 Caliber Machine Gun Cartridge Rollerball Flip Pen Kit

Bullet Pens - Old Southern Brass

Do explosive bullets small enough to be fired from a rifle actually exist? - Quora

Bullet Pens - Old Southern Brass

High Caliber Craftsman - 50 Cal Shredded Money Bullet Pen - US Made

.308 Real Bullet Authentic Brass Casing Refillable Twist Pen - Tactical Gift Box - Polished Brass : : Office Products