
Working with a file always takes a lot of time, particularly where its course is restricted: in a deep hole, in a curved channel. Here come to the aid of a power drill. Hold its cartridge needle file with round cross-section or chip of a round file with machined shank: spiral cut works great not only during forward movement but also during the rotation.
I. POPOV, p. Konosha, Arkhangelsk region.
Recommend to read
SHARPEN A HAMMER…
Working in the garden or in the garden with a blunt instrument — only a waste of time and effort. And to make the shovel or hoe sharp — requires grindstone. However, I succeeded without...
THE WATERLINE FROM THE FILM STRIP
Novice constructor of ship models at first it is difficult to apply ka ha! ship or vessel clear and beautiful the water line. This task can be greatly simplified by using the method used...