Rotary Tool using brushless motor
thingiverse
This is a Dremel like rotary tool using a brushless motor and a Electronic Speed Controller (ESC). An arduino board is programmed to control the speed of the tool in 5 steps. It can attain speed of 16,000 rpm. Motor and ESC:https://www.amazon.com/Hobbypower-1000kv-Brushless-Multicopter-Quadcopter/dp/B00E7LG85O/ref=sr_1_1?ie=UTF8&qid=1486392333&sr=8-1&keywords=2212+motor+combo JT0 Drill Chuck:https://www.amazon.com/Electric-0-3-4mm-Mounted-Connecting-3-17mm/dp/B01AW7NDOA/ref=sr_1_6?ie=UTF8&qid=1486392393&sr=8-6&keywords=jt0+drill+chuck
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