
To lower or to raise from a well or wells cargo will allow here is a simple fixture. It consists of two stakes and relying on a steel rod with a diameter of at least 30 mm, with a cranked shank handle. Support stakes must be securely buried and located as close as possible to fix the well or wells.
P. RADCHENKO, inventor
Recommend to read
THE SIMPLEST DEPTH GAUGE
The pressure from the collet pencil, put on the shank of a suitable diameter drill bit, turning it into the simplest depth gauge required for control when performing nescopeck, equal to...
“VENTILATOR” AT THE SAMOVAR
The samovar is again becoming popular, and in suburban areas preferred not electrical, and "wood", with exotic incitement with the old boot and the invariable pipe, providing the...