Electric Screw Driver DIY 10$

Made with y fbc17350 Cylindrical Battery 3.7V, attiny85 dip,  l9110h dip, 2x Tactile Switch 6x6x3, 8x4x3 on/off switch and tp4056 type-c, n20 motor 100RPM 3v

6 Screws of M2 8MM

showcase how it work: 

its not that strong i am using only 100RPM motor so it do the job but its not a drilling driver so for small part it will be great