Hello and today I will show you how to make a powerful Rotary Dremel Tool at home, it is very easy to make. If you can make it yourself. any shortage in doing so, please write a comment in the comment box. If you like this video, please do not forget to subscribe. Thanks for watching .... br br Things Requirement for making Dremel Tool br ►12v Dc motor br ►. on off switch br ►.9v battery connector br ►. 12v battery br ►.