Shovel — ancient as the world, the instruments of labor. The design of it worked for centuries, and new, it would seem, not to invent. However, enthusiasts no-no and suggest something: the shape of the blade will change, then the stem, then attach the extra handle. Here’s one of those pens. Bolted to the big shovels shovel, it makes the job less tiring, and hence more productive.
Recommend to read
DELTA-WING ON THE ROCKET PLANE
If you flip the binder "M-K" for a few years, then they will have a lot of materials about models of aircraft raketoplana scheme. But... time goes on and the situation changes. Three or...
THE DROP DOWN BOARD
In electronic equipment with high density have more difficulties to get to various units and parts when setting up or replacing them during the renovation. Therefore, in the serial...
