Instead of the usual wooden pegs were the same, but the plastic that slid more than the former and thus hold somewhat worse. To increase their reliability can be invested inside as shown in the drawing, a strip of corrugated rubber or plastic secured under the trailer springs.
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TWO CLOTHESPINS
privernuty screws to a wooden cube, to help you quickly and accurately to solder the two conductors.
SIMPLE SPRAY
To fully exhaust aerosol spray can, which is usually just thrown away, there are wonderful sites: valve and spray head. The latter, for example, can turn into a spray of ordinary rubber...
