When you do not have a suitable spanner to Unscrew the hex-head bolt will help out any screw with two nuts — preferably square-shaped.
Recommend to read
THERE IS NO KEY? RESCUE CLAMP!
A wrench is the fact that it is suitable for undoing any size nuts. And if not at hand? Then come to the rescue clamp: because the principle of action at them with a wrench like.
MECHANICAL HORSE “SCARCE”
This mini-tractor, Y. V. BALABIN, Amateur designer from Moscow city Lotoshino, built from what was found in a garage at home, with friends, in a scrap yard. However, "Scarce" (as he...