If the head of the screw to give with the help of nalilsya the form shown in the figure, then any attacker will not be able to turn. On such hardware it is recommended to set sensible things sailing and motor boats, hook locks.
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THE COG UMBRELLA
Very often, the spokes of the umbrella over the plastic lugs which may fall, break, and the needle exposed, and the fabric is lifted up. Because the tip will not stick together, the...
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Recently an increased interest among readers judging by the letters and calls to the editor, raise questions related to the bench scale models. It is caused, apparently, the increasing...
