Features: 42 in 1 Multi Function Ratcheting Set features 8 long 45mm and 32 short 25mm magnetic bits, delivering exceptionally durability and versatile compatibility for screws in household, automotive, and electronic repairs. Its bidirectional ratcheting mechanism allows effortless clockwise/counterclockwise switching and locked modes, while magnetic bits securely hold screws for precise work in tight spaces. Ideal for DIYer enthusiasts, professional mechanics, and electronics technicians needing reliabled torques control across flathead, and specialty screw types. Perfect for automotive maintenance, furniture assembly, appliance repairs, or intricate gadget disassembly where variable bit lengths (45mm/25mm) adapt to recesses and confined angles. This comprehensive ratcheting screwdriver set combines corrosions resistant alloy steel construction with ergonomic grip design, ensuring slip less operations during prolonged use across multiple projects. Specifications: Component: alloy steel Size: Storage box size 163mmx94mmx40mm Use scenario: Suitable for home maintenance｜Auto maintenance｜Electronic equipment repair Package Includes: 1 Set Ratcheting Screwdriver note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you donot mind befores you order. 2.Due to the differences between different monitors, the picture may not reflect the actual color. Thanks for your understandings.