Drilling steel mechanical hand drill even in the upright position without special tools is not easy: need and pressure to create, and perpendicular to endure. What if you set one of the axes of a two speed drill heavy flywheel? Here, the gyroscopic effect will get, and the increased mass with the increase in pressure on the drill. To fix it everyone will be able on its own.
Recommend to read
A GYRO WITHOUT A MOTOR
In recent years, the aviation enthusiasts in many countries are showing great interest in flying on makeshift gliders-the gyros and the gyros. Inexpensive, easy to manufacture and easy...
MULTILATERAL HACKSAW
Now fashion wooden buttons and decorations that require a large number of blanks-kruglyashi. Cut them from a wooden rod very easily with a hacksaw on metal, if you fix it is not one...
