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
MACHINE FROM HAND DRILL
Those who had to work with small parts, you know how hard it is to drill holes in them, the axes of which would be strictly perpendicular to the plane. The slightest imbalance leads to...
“SWAN LAKE”
While on vacation in Anapa with a group of tourists during a short-term bus stop near one of the nearby houses saw in the front garden and managed to photograph is my favourite, "a lake...
