To execute various works required and various sharpening a cutting tool — so, Turner must change the cutters when switching from one operation to another. However, in everyday life, few people remember about it, and to sharpen the knives at a certain angle difficult. This task will be anyone can do it, if we use the device shown in the figure. Thanks to the holder with the holes and attached to a grinding bar to the shank of the selected sharpening angle of the tool is kept very accurately, which is especially important for scissors.
Recommend to read
MICROMELIA
After reading in the "M-K" on the continuation of the contest "Small mechanization", decided to take part in it. I propose a simple and compact micromelic. About the size can be judge by...
LAMBORGHINI MURCIELAGO
Oddly enough, but until 1963, the famous Creator of the most prestigious racing cars, Lamborghini Ferruccio engaged in production... tractors. The reason for such a radical change it was...
