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 When installing a staircase with your own hands, one of the important steps is the manufacture of railings. They are very 
 Types of metal drills and their purpose, characteristics of twist drills After reading this article, you
 Good day to all, dear radio amateurs! I offer everyone a simple diagram of a soldering station with a hair dryer. 
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 Introduction Heating elements made of high-resistivity alloys based on chromium and nickel are used in
 Even an expensive knife has a warranty on factory sharpening that rarely exceeds a year, so the question of restoration
 Working with various materials requires the use of high-quality cutting tools. Most of the required types have standard