What if you need to draw a circle, and a compass at hand is not! To get out of this situation by making a simple compass of the bent and strapped to the pencil in the right place for a stylus pen, as shown in the figure.
Recommend to read
“LITTLE FAT MAN”
Modern modeling is different from the former, purely sports - this will not argue. The vast majority of adherents of the above-mentioned Hobbies is building models, not related to the...
DIAMETER IN THE GRIP
Sometimes the drills, especially in the already served, without distinction, the marking indicating the diameter. It would seem that to define it is only possible with a micrometer. But...
