A roll of soft rags or foam rubber, emery paper wrapped, simple and perfectly working device for sanding curved surfaces, whether wood or metal. And the same skin in combination with two plates in it, fortified at a right angle to each other, help out in cases when you need to sand the surface of the angle or corner joint of a part or product.
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NKL-16/42
The first option trehlistnyj snowmobiles NLK-16, made in 1937, under the leadership of chief designer N. M. Andreev, produced commercially in the transport and sanitary design. The...
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Somehow in the course of working on one invention I needed a melting device with a wide range of heating, which would be convenient to use at home. I tried various options and...
