
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
EXACTLY SPIRAL
Device for spiralno lines are usually quite complex in design, can not be said about the method of its receipt. A circular boss fixed to prepared for the drawing surface; the wound on...
A CHAIR WITH A SECRET
Durable, reliable, sustainable, it gives the impression of a powerfully built all-in-one monolith. But it is worth a little bit more pressure towards each other the upper cross member of...