MEASURE PIN

MEASURE PINTo 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

  • IN THE CAR THERE ARE NO SMALL THINGSIN THE CAR THERE ARE NO SMALL THINGS
    The importance of the correct operation of electrical equipment, of course, indisputable.   About how to improve its reliability, described in the thematic selection prepared by...
  • OF COMPRESSION — GLOWOF COMPRESSION — GLOW
    Operation model glow motors has always presented difficulties for most modelers. Due to the high toxicity of alcohol — the main component of fuel for "calloc" — this type of engine was...