To know the exact diameter of the wire will fail, and no micrometer or Vernier caliper, if you use … normal range.
This is quite tightly wound on the rod a small number of turns of wire, then measure the width of the winding divided by the number of turns: the number obtained will be the required diameter.
Recommend to read
If many keys
Do not you find that a bunch of keys in your pocket slizhkom became cumbersome? Solder them in pairs, and it will be much more compact and easier to use. The keys are connected to a pair...
“FAST” FUNNEL
When you need something to filter through the fabric that is attached to a funnel, the process is often delayed due to the fact that, when wet, the fabric sticks to the walls of the...