privernuty screws to a wooden cube, to help you quickly and accurately to solder the two conductors.
Recommend to read
WILD FLOWER GARDEN
Stationary flowerbed near the house or dacha good as long as it don't interfere. Move it if necessary — the whole problem. As shown in the figure — at any time and in any place. Because...
SHIRT FOR DRILL
Required, when a small diameter drill bit fails to hold in the Chuck. But "sewing" it is better to "size" smaller: the nail or the drill navathe thinner copper wire — tightly, turn to...