
When working with such sensitive measuring instrument like micrometer, it is necessary to hold it with two hands — and what to hold on to what is measured! A kind of third hand may be that the bracket on the stand that allows you to quickly secure the MIC, freeing your other hand for holding the measured part.
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CANISTER-SURVIVOR
Experienced motorists have long noticed that the cans often "hidatsa" at the bottom corners. To extend the life of canisters, it is recommended to tie the box by rubber bands cut, for...
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The first test of this bike took place at night. And the winter. And if the first can be explained by the unusual design, then the second — just looking forward to the author's...