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
EPHESUS-THE SHOVEL
And not only her — any tool with a handle kotorim have to dig or ship with such a handle at one end work much easier. And to make it yourself. Enough to pick up and handle a suitable...
RECYCLING SCRAP?
Sometimes it's a shame to throw away a brand new empty tin can. However, it will be yet, but already in new quality if with a chisel to carefully cut on a cylindrical stand such Bank in...
