Often have recycled or intractable unscrewing the screws with a Phillips-head recess under the broken screwdriver. Help out a hacksaw or a chisel (which is better suited to the specific case) with them in the head to make the slot and the screw will serve as Kareem kniesel a flat screwdriver.
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In January 1938, the aircraft designer S. V. Ilyushin, who worked at that time chief of the experimental aircraft of the people's Commissariat of defence, appealed to the government with...
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Fixture is used for manufacturing propellers boat on lathes Тb-4 and TV-7. Using the tool it is possible to produce propellers of aluminum alloy (D16T), brass and plastics. Moreover,...