To secure the various parts often used connection, using the so-called lock nuts. However, you can do without it. For this it is necessary to saw through the nut, as shown, and tightening it slightly to hit with a hammer.
Recommend to read
NO INJURIES
When sharpening saws with a file, if it is not docked, holding her hand runs the risk of injury from sharp teeth. To avoid this, make of a segment of hose to the loser at hand — work...
CORRECT CANDLE
Razmeshalsya the edge of the brush with the bristles protruding or too sharp end of the teeth of the combs can be easily aligned with the flame of a burning candle.
