A wrench is the fact that it is suitable for undoing any size nuts. And if not at hand? Then come to the rescue clamp: because the principle of action at them with a wrench like.
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The agricultural theme, perhaps the most characteristic in the work of young radio Amateurs from syut Novosibirsk region. 14 new products — electronic devices for agriculture — provided...
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Many hobbyists and tinkerers have a tabletop lathe woodworking machine STD-120 and its modifications. There are machines and in school workshops. The presence of such equipment allows...
