Wooden handle chisels, drill bits and other tools do not crack from impact, they stuffed a metal ring. Over time, however, the density of planting is reduced: bandage jumps. It may even lead to injury. The lack of an easy fix, if you use segments of the tubes or sleeves with internal thread. The ring is screwed on the handle, then insert the tool. The mount is very durable and reliable. V. TOMOWSKI, the village of Bolshaya Izhora
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