50 Cal Machine Gun Cartridge FLIP Pen Kit Large Lava Project Blanks Authentic 50 cal shell included:

Authentic 50 cal shell included: An actual once-fired 50 caliber cartridge serves as the pen's holder

and mark your words with it

and history enthusiasts

Oddly enough

Ultra Shine contains ultra-fine abrasives (Tripoli powder) that will enhance a 240 grit sanding step to 1200 grit or more and enhances a 400 grit finish to 2000 grit

50 Cal Machine Gun Cartridge FLIP Pen Kit Large Lava Project Blanks Authentic 50 cal shell included:50 Cal Machine Gun Cartridge FLIP Pen Kit Build a pen that doubles as a conversation stopping desktop display with the 50 Cal Machine Gun Cartridge FLIP Pen Kit. An authentic once fired 50 caliber shell acts as the sleeve and stand flip the handcrafted wooden pen out for a fully functional writing instrument with a solid copper bullet tip. It's bold, it's unique, and there's nothing else like it on a desk. What makes the FLIP Kit truly special is the