See through everything with the pen

A pin is pushed through the center of a borrowed banknote.
Demonstrate that the pin clearly pierces the banknote. Then the pin is removed and the banknote is returned intact.
Only one pen is used.

• Easy to perform and immediately repeatable.
• Suitable for all audiences, perfect for close-ups.
• In pocket size you always have a real bomb with you!
• At the end of the trick you can hand everything in for examination.