Primitive Technology: Cord drill and Pump drill
48 بار بازدید -
5 سال پیش
-
I made a cord drill
I made a cord drill and then upgraded it to a pump drill. A cord drill is basically a spindle with a fly wheel attached so it looks like a spinning top. the middle of a piece of cord is then put into a notch at the top of the spindle. The
5 سال پیش
در تاریخ 1398/06/11 منتشر شده
است.
48
بـار بازدید شده