how to make a pen gun

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This instructable will show you how to make a speargun out of a regular clicking pen...very powerful,effective,and fun!

The best uses for this pen gun would be to make loud noises in class by shooting it at a filing cabinet, as well as shooting the insides of the pen into the textured ceilings that are very common in schools and offices.

WARNING:DO NOT FIRE THIS AT PEOPLE, IT IS VERY POWERFUL!

Step 1Step 1

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You will need:

(1)click pen(nothing fancy)
(1)thick rubber band
(1)rubberband(thin or thick, it doesn't matter)
scissors or wire cutters

FIRST: Dismantle the click pen.Make sure you take off both ends,so just the plastic tube is left... that is your barrel.

Step 2Take the pen apart

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FIRST: Dismantle the click pen.Make sure you take off both ends,so just the plastic tube is left... that is your barrel.

Step 3Break the rubber band

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break the thick rubber band so it looks like this:

Step 4Attaching the rubber band to the tube

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put the rubber band around the pen like this:

Step 5Attaching the rubber band to the tube...continued

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Now use the other rubber band to secure the thicker rubber band to the tube. wrap the smaller rubber band around it and keep twisting and wrapping(like a ponytail)

Step 66

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cut the excess rubber band with the scissors or wirecutters:

Step 7Finishing

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Take the inner ink container(cylindrical shape),and put it in your new pen gun.You are ready to shoot!pull the rubber band and the end of the ink container back and let go to fire.

Have fun and BE CAREFUL!