Wow!! this is so cool — Innovation pedal boat propeller by Khmer DIY

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Hello every one who love to watching videos invention & creation this is pedal water boat propeller just testing, and then we build water bike boat with this creation. the 3 edition for my bike boat.
If you have any idea please comment bellow videos!!

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— Cool DIY — Water Bike Pedal Drive Making From Angle Grinder Homemade Invention

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