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Hello friends In this video I have build a mini Rotary tumbler polishing machine,
This machine is powered by Arduino and custom PCB User can set the time for tumbler rotation.

Custom PCB used in this project
https://oshwlab.com/sharmaz747/multip...
   • This PCB is all you need | Multipurpo...  



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👉   / mrinnovative01  
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👉 FB page :-   / innovativemr   This video is made for entertainment purposes only. Please use judgment, care, and precaution if you plan to replicate. WhatsApp for custom projects +91 7600079068