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

  • FLYING ON THE SIDEFLYING ON THE SIDE
    Model of a catamaran-class "P" with a sail-wing. Few people remember that the apparatus used for movements the aerodynamic forces, was created more than five thousand years ago. It was a...
  • MASONRY IS DURABLE AND BEAUTIFULMASONRY IS DURABLE AND BEAUTIFUL
    Houses built of bricks or blocks have mortar seams. Depending on the quality of the prepared solution, the time of its use and, of course, the right technology work the stitches can be...