If you have a few small flat brushes, and painting works took fleyts, you can do it yourself. Take two flat brushes, and connect them firmly clamped between two plates of plywood and knocking small nails.
Recommend to read
CLAMP FOR COIL
The wires of electrical appliances, having a large length, it is easier to keep folded in a coil. And to lock them in this position, you can make a special clamp. For example, from...
ON THE INSTRUCTIONS OF NATO
Fighter-bomber FIAT G. 91. In February 1952, at the ninth session of the Atlantic Council in Lisbon, the decision was made for the NATO standard combat aircraft is a light fighter-bomber...
