Often have recycled or intractable unscrewing the screws with a Phillips-head recess under the broken screwdriver. Help out a hacksaw or a chisel (which is better suited to the specific case) with them in the head to make the slot and the screw will serve as Kareem kniesel a flat screwdriver.
Recommend to read
INVENTING… THE WHEEL
At this stage of the work, outline the design of the actuator, which provides translational movement of the model. Let's start with the analysis of the already known mechanisms, which...
PATH AND “EAST”
History of rocketry in our country today is widely reported in the local media. In my opinion, it is interesting it is stated in the book "Rockets and people" - B. E. Chertok (Publishing...
