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
RECORD HOLDER… SIMPLICITY
If in the famous Guinness book of records recorded the simplicity and manufacturability, today we present to your attention a model would be the first contender for such a record....
ON A MOTOR BOAT WITH A BREASE!
For those living near water, a motorboat is no less important than a motorcycle or a car: people use it to commute to work, visit neighboring villages, or go shopping in the district...
