This screwdriver can be used to tighten the screw in the most difficult and hard to reach places without fear of dropping it — Spitz sits on the tip of the tool like glue. The secret is simple: I drilled a hole from the handle and put in the magnet. A. ORLOV, Dmitry Revyakin, Irkutsk OBP.
Recommend to read
ELECTROSCOPE WITH INDICATION OF THE SIGN
The well-known school electroscope, which demonstrate the phenomena of electrostatics, determines only the presence of electrostatic charge. What is it, positive or negative, we can only...
PAINTING DURALUMIN PANELS
Any front panels made of aluminum alloy are easily amenable to decorative processing. For example, after drilling holes in them, these parts can first be subjected to anodizing, and then...
