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
RELIABLE STAND
To books on the shelf stood upright, their back so those are the footings of two scrap boards connected at a right angle, and a reinforcing cross member. However, on the polished surface...
CHAIR CHAISE
On the Sunny balconies in a city apartment or on the green lawn of a suburban area nice to sit in a comfortable chair-a lounger. The design proposed by the Hungarian magazine...