Do you use a graphic artist and pen, a capillary tube or a thin brush in between work, it is desirable to attach them so that they do not stain and do not dry out. In these cases, rescue of a conventional Laundry clothespin: the tool can be suspended in a glass of water or bottle of ink or paint.
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FIGHTERS SEEDS ALEKSEEVA
In 1946, after about a year after relocation, the design Bureau of S. A. Lavochkin in Moscow at the plant named after Sergo Ordzhonikidze in Gorky organized the design Bureau OKB-21,...
THE WORM GEAR ON A LATHE
We offer to your attention a simple device with which a lathe can cut the worm wheel with any number of teeth. As the cutting tool used here is the standard tap mounted in the Chuck of...