Destornilladores de impacto

Impact screwdrivers also known as manual impact drivers turn linear motion in the form of an impact on one end with a hammer into a sudden turn to loosen stubborn or tightly fastened screws. Impact screwdrivers consist of a driver end and a hollow handle which contains a spring which pushes against the driver end. When the end of the handle is hit with a hammer it compresses the spring which fo...