92pcs ratchet screwdriver set with a variety of accessories is convenient to operate, and it is particularly laboursaving. When in use, the screw can be tightened or loosened by turning the handle slightly at a small angle, which greatly improves work efficiency, reduces labour intensity, shortens working time. When screwing or unscrewing the screw, reposition your hand to another circle without removing the screwdriver bit from the screw slot. There is no need to release the pressure on the screw, and there is no need to remove the screwdriver head from the screw slot. Instead, the user only needs to turn your wrist counterclockwise.