To measure the thickness or diameter of small fasteners do not have to have a caliper: rescue improvised version of conventional clothespins. It is sufficient to attach the metal plate coated with graduations as shown in the figure. I. KORENEV, Korolev, Moscow region
Recommend to read
TROUBLE-FREE VALVE
The valve switches the water installed in the bathrooms and on the kitchen sink, often fail and the cause is the deformation of the rubber cuff, which slides with Kalpana when trying to...
“TELESCOPIC” ARM-CHAIR
Unusual chair-bed designed specifically for small room area of 13.5 m^2. Its peculiarity is that it is not a convertible, as it were, telescopic: it has two series-extendable drawers,...
