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
BABY GEAR
Searching for the correct gear for mechanisms of control model of the submarine I looked through descriptions of many designs with the aim to choose the most simple to manufacture. In...
CHAMPION “AEROGA”
The model is based on a cone-shaped tube of the housing. She bent from steamed plywood with a thickness of 0.8 mm on a metal mandrel, dried, and then removed from the mandrel and trimmed...
