как сделать мощный роторный инструмент на дому

Learn how to make a low cost powerful rotary tool (dremel tool) at home using material like 9 volt motor, 9 volt battery , plastic bottle and metal plat. almost material you can find from home or junkyard. Note : Safety and Creativity can not be separated. So keep them together. Facebook:   / awesomecreativeideas   Thank you for watching Junkyard.