When drilling brick or concrete wall it is necessary to periodically clean the hole from dust particles. Some people use a sort of syringe, the rubber bulb. I propose to use in these cases wetted in water and braided between two segments of wire with a piece of cotton. The dust adheres and is easily removed from the hole and also easily washed off in water containers.
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HOME FOUNDRY
The journal "modelist-Konstruktor" I write a since 1985 and have never regretted it. Read everything from the first page to the last. Very useful and interesting publication. And though...
UNSCREW THE SCREW…
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.
