Description: Made of quality alloy material, durable. 24-pieces bit set for any DIY or professional tools.You can repair much faster and smoother with these tools. Come with storage case, easy and convenient to carry and storage.The switch is set on the top, and it can be ejected with a light press. Rotatable handle, easy dismantling. The screwdriver head is magnetic, which is convenient to absorb small screws, and the operation is simple, convenient and fast. Meanwhile, the batch head is magnetically attracted and firmly attached to the box, and the batch head will not easy to fall down. Cover all commonly seen screws in precision maintenance. they can not only be applied in such complex electronic devices as mobile phones, game consoles, and cameras, but also such daily items as glasses, children's toys, and lamps. Specification: Material: S2 Alloy Steel Size Chart: 16.9x6.7cm/6.65x2.64inch(See The Size Picture For Details) Package Includes: 1 Set 24 In 1 Precision Screwdriver Note: 1. Please allow slightly error due to manual measurement. 2. Due to the difference between different monitors, the picture may not reflect the actual color of the item. 3. Wish you a wonderful on-line shopping!