Here’s a simple device, which you can use per minute to make any small spiral spring. A u-shaped bracket with the rows of holes and some steel tap wrenches of different diameters — all that is required. Insert in the corresponding hole of the bracket selection tool, thread through the top hole and the slot of the nose of the crank end of the wire And twist the handle.
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AND AGAIN, “THE MIRAGE”
After publication in the "M-K", № 1, 1978 of the drawings trace model "Mirage" edition receives a lot of emails from guys who decided to build it. They are interested in some of the...
From a branch — a cutting
An unusual tree grafting technology was proposed by I.V. Michurin, and in N. Verzilin's book "Journeys with Houseplants" this original method of obtaining a cutting from a living branch...
