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
BLIZGAREVA
Many Housewives prefer to dry clothes in the street, and dries faster, takes on a special flavor. Here only each time with a rope hitch: to tie, to untie, and the wind so wound posted...
AIRMOBILE PARAGLIDING
Construction of a cart for a paraglider was preceded by a simple passion for paragliding, which did not come immediately. Initially, I flew on airplanes (I have a pilot's license) and hang...
