On sale there is a very convenient universal handsaw — with a set of interchangeable paintings, having at one end a locking comb and a hole under the tightening bolt. But what is revealed during their operation. In operation, the fastener is gradually weakened, and have all the time to tighten up the wing nut to eliminate backlash of the handle and the blade. Correct a defect producing of the company: place lamb washer Grover — and she will remove it by loosening.
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