If you want to cut thin metal band, and needed the scissors at hand — rescue a hacksaw. However, to use it, not scoreif fragile metal, it is necessary to resort to the simple device. Stripe is embedded between two wooden bars and clamped two clamps. Now you can safely cut a “sandwich” — section of the strip will be smooth and neat.
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After the Second world war in accordance with the decisions of the Crimean and Potsdam conferences of 1945, the victim of crushing defeat of Nazi Germany in the victorious countries...
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Device for spiralno lines are usually quite complex in design, can not be said about the method of its receipt. A circular boss fixed to prepared for the drawing surface; the wound on...
