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
“KALASKI” FURNITURE
If chairs, armchairs and other furniture with metal or thin wooden legs, they can damage floors, especially linoleum. This will help avoid rubber (for example, from a wheelchair cane) or...
THE TRANSMITTER FOR “FOX”
As a hobbyist designer with years of experience and a former captain of the regional team sports radiointerview (the hunt for "foxes") offer a development designed to significantly...
