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.
Recommend to read
CONCRETE PATTERNS ON THE TRACKS
Beautiful and elegant look of Park paths, lined with small plates. Why not adopt a similar method of covering tracks in the garden area? Because concrete is more durable and clearly...
WHEN DRILL A HOLE IN THE CEILING
there is always the opportunity not only to superosity hair cement dust, but also to clog the eyes. Simple device will save you from this trouble: any a plastic Cup (like from a spray...
