For the case when screw cap cans, as they say, stuck and does not open, use a simple device made of a wooden block and the old lap belt. Guides buckle do not necessarily, but to nail the strap to the bar, and on the other side to drive the pin under the belt holes needed. How to use this “key”, it is clear from the figure.
Recommend to read
DRILL-IMPROMPTU
If there is an urgent need to punch a hole in the tree, but you don't have suitable drill, you can make... of the nail. Asclepia it on the end as shown in the drawing, and sharpen edges...
“GRAD” AMERICAN STYLE
In the 1970 - 1980s, Soviet designers created the powerful jet system of volley fire MLRS, the superiority of which was recognized by military professionals worldwide. Under their...