Koa Koa

Build Your Own Doorbell!

Build Your Own Doorbell!

Regular price $39.90
Regular price Sale price $39.90
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This DIY kit will allow you to build a beautiful doorbell for your room. While building, you will discover gear trains and basic mechanical principles. You will manipulate nuts, screws, washers, etc. Each step is clearly explained in the booklet.

How does it work? First, detach the gears from the wooden boards, then identify all the small parts and the screws. Once assembled, you ca. . . Show More >


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