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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NOT TO THE SIDE AND UP
We are accustomed to the fact that the curtains should be spread out. For this there are special rods or strings, fastened above the window. Some of them are mechanized: it is necessary...
SCREWDRIVER WITH HOLDER
A lot of interesting and useful find in the magazine. In response to your appeal to be not only a reader but also an author, send two of the Council. For several years I use a very handy...
