Cardboard construction screw bolt kit

Drill and book screw for Cardboard constructions

Usage

1. Use the drill to make a hole through all layers of cardboard

2. Place the nut (with the spikes) on one side and press in.

3. Use the side of the drill or a coin to screw the screw in until it is flush with the nut.

How to make construction corners 

1. Cut a square with a slot

2. Fold and place the nut (there are thicker bolts to download)

3. Screw onto a panel

4. Now you can add panels with screws on the corner sides to build 90° or stabilize.