Easily solves the problems of narrow space, deep screw position, and unreachable screw! Comfortablegrip one-hand press operation,convenient and practical. Suitable for various occasions. Simply press the handle and the spiral bar will automatically rotate to achieve the effect of tightening or loosening the screw, its muchfaster than other screwdrivers.There are 3 adjustable modes:loosen, tighten and fix, easy to use.
