To spend simply a circle on a plane costs nothing with the help of a compass. But what if this line should cover a cylindrical billet? For a rough layout, you can use string or a rubber ring. The marking will be more accurate if the workpiece perpendicular to lower the fluid: boundary wetting will become the desired line. Another option is to wear to the cylinder tube of suitable diameter or wrap it with a strip of paper, foil.
Recommend to read
100 SECONDS IS NOT THE LIMIT
Parameters and characteristics of the model correspond to the categories Ѕ8А and Ѕ8В. The diameter of the container under the engine selected in accordance with a cross-section of the...
WITH AN EYE ON “TRENDSETTER”
In countries which are called "Maritime powers of the second tier", you can see two diametrically opposite approaches to creation of own torpedo ships. Some tried to build world's most...
