1.Ratchet design: This screwdriver bit was designed for comfort and a 10in1 function. It features multiple head options such as flat head, hexagon, and triangle, so you can efficiently handle various types of screws and bolts. 2.Magnetic function: Equipped with a magnetic function, this screwdriver bit attracts screws and holds them securely. Say goodbye to frustrations caused by falling screws, as you can work smoothly and seamlessly. 3.Positive reverse functionThanks to the positive reverse design, you can easily switch between clockwise and counterclockwise rotation. This makes the screwdriver bit suitable for both tightening and loosening screws, ing you maximum versatility. 4.Easy to use: This screwdriver bit is designed with userfriendliness in mind. Its ratchet mechanism allows for effortless screwing. Choose the desired head, insert it into the bit holder, and you're ready to start working.