Mini Dremel

For the crankshaft attach you can provide or with a mammuth (cut the plasti and use the iron core) or you can buy one of these: http://www.ebay.it/itm/281777402233?_trksid=p2060353.m2749.l2649&ssPageName=STRK%3AMEBIDX%3AIT.
The piece "Closing_Motor" has to be cut according to the motor measuring