Probably, each of us had to unscrew a screw that does not get out. As a rule, the cause of this phenomenon is rust that has eaten the slot on the head. Our unsuccessful attempts to unscrew such a screw lead to the complete eating of the slot.
Probably, each of us had to unscrew a screw that does not get out. As a rule, the cause of this phenomenon is rust that has eaten the slot on the head. Our unsuccessful attempts to unscrew such a screw lead to the complete eating of the slot.