Deformed copper or brass wire you can make a perfectly smooth and straight in just a minute. Board hammer in a few nails to pass through them the wire, as shown in the figure and stretch it, storing the coil or drum. Wire, covered with insulating enamel, stretching in this way is not recommended — it is easy to damage the protective coating. For its straightening better to use another method. Will zahrajte the end of the wire and to the opposite end tie a stick — a wooden stick. Pull the loose end of the wire — it will become as straight and smooth as in the previous case.
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THE NAIL WILL NOT BEND
To score a long thin nail, and especially copper or brass (e.g., with mounting frames) is always a problem. Will help you in this case, the conventional pliers or a wooden clothespin.
DESIGN-a NOVELTY IN the CLASS A1
We present to readers-model airplanes to develop a student from Perm A. Onofriychuk quite unusual. He created the model of a glider is expressed by signs as a new approach to design...
