Sometimes the drills, especially in the already served, without distinction, the marking indicating the diameter. It would seem that to define it is only possible with a micrometer. But here’s a simple and fairly accurate method of measurement with… grip. Drill clamped in their jaws, and remaining between them a gap corresponding to the diameter of the already available ordinary ruler with millimeter divisions.
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As soon as the first snow fell, it became clear that the house has no need of such cargo winter vehicle as a sled. Child's sled for a long time "went" on a well-deserved rest in a pile...
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In the club of young technicians in the Novosibirsk Academic Town, in the laboratory of experimental modeling and design, off-road vehicles called "Marsh" tricycles have been designed and...
