a screwdriver is used to tighten the screw, why?
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A screwdriver allows you to tighten a screw by turning the driver clockwise and loosen it by turning counterclockwise. It has a tough steel shaft with a bit on the end of the blade attached to a square, round or hexagonal plastic, metal or wooden handle.
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Answer:
A screwdriver always allows us to tighten a screw. Turning it clockwise will make it tight and turning it anticlockwise makes it loose.
The screwdriver is a basic tool that every man should have in his toolbox. ... Vintage man tighten the screw using screwdriver illustration.
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