A wrench is the fact that it is suitable for undoing any size nuts. And if not at hand? Then come to the rescue clamp: because the principle of action at them with a wrench like.
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I work in the locomotive depot of the station Yerofey Pavlovich, produce visual AIDS for teaching assistants machinists of electric locomotives. During the work on the stand pneumatic...
NOT PUMP AND SPRAY
Every time the whole family going on vacation, my task is to check the status of our bikes. As a rule, all the nodes are in order except for the tyres: they require periodic pumping....
