DIY Rotary tumbler polishing Machine | Arduino project

PCBA from $0（Free Setup,Free Stencil):https://jlcpcb.com/IYB (New Users Get $30 Coupons)

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/multipurpose-pcb
https://www.youtube.com/watch?v=0zuP-W4X2XU



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