What if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
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TEMPORARY! ON WEDGES
Not always rack shelves require a stationary position. Temporarily any of them can be attached using derevyannyh wedges placed in the gap between the flange and the wall of the Cabinet.
IF THERE IS NO GLASS
Good protective glass on the shield or the mask of the welder can be done independently. To do this, cut out two Windows of the same size that the visor or mask, and smoke one of them....
