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
SCHOOL MICROPORTAL FOR TOMORROW
What do you think, is it possible to create a good championship model glider class A1 without balsa? Hardly... it is believed that the absence of a glider balsa parts or evidence of...
VELO TRICYCLE
Over time, interest in velomobiles — this environmentally friendly and health-beneficial mode of transport — has waned and flared up anew, but it never completely fades away. Its fans...
