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
THE CRUISER-LIKE SHIPS, AND SHIPS-CRUISERS
Two decades on the verge of XIX and XX centuries were years of turning the cruiser into a real fighting machine. Continuously growing sizes; armored vehicles gave way to armored, the...
VAZ-2118 “the guelder-rose”
A new family of cars VAZ-2118 "the guelder-rose" is only the third in 35 years of existence, the Volga automobile plant — after "penny" VAZ-2101 and "chisel" VAZ-2108/2109 — really new,...