This is a remake of one most popular video on this channel. (   • Testing 3D Printed Water Pump Impelle...  ) Last time I tested four different impellers, but this time I will test six. Which one performs the best? We have to do some testing.
I MEASURE PERFORMANCE NOT EFFICIENCY!!!

Check out LONGER hight quality filament: https://www.longer3d.com/products/lon...
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MY PATREON PAGE:   / letsprintyt  
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Free .stl files:
Water Pump: https://thangs.com/Lets-Print/Double-...
All impellers: https://thangs.com/Lets-Print/6x-Wate...
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775 DC motor: https://ali.ski/D-fmz
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Storage box on my table: https://cults3d.com/en/3d-model/gadge...
Name sign on my table:    • 3D Printed Name Sign With LED Lights ...  
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