Mini Pen Gun

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Intro: Mini Pen Gun

It is my mini gun pen.
It is very cheap and strong.
It is very easy.

Step 1: Material

Material:
pens, springs, tube,stopper and bullets.

Step 2: Add Springs + Stopped + Tube

Add spring + spring for make a big spring and paste the stopper and tube.

Step 3: Screw and Play

Screw the stopper on the pen and load the bullet.
For fire, pull back the bullet and then leave.

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