1. material and durability The screwdriver is crafted from chrome vanadium steel for hardness, wear resistance, and rust resistance. The ABS insulated blade body adds to durability and safety. 2. Comfortable and secure grip Ergonomic handle design with a PP plus TPR twotone rubber coating. Provides a comfortable, smooth, and nonslip operation during use. 3. Hexagon socket connection for a secure fit The handle and blade interface uses a hexagon socket design. Facilitates easy installation and helps prevent internal slipping of the wire stack during use. 4. TwoinOne design Magnetized tip for convenient screw retention. Blades are marked with your chosen specifications for quick identification and versatile use. Use scenarios Electrical and electronics work: suitable for tasks requiring insulation and a secure grip when handling small screws. Furniture assembly and hardware mounting: useful for installing hinges, handles, and other fixtures where quick size identification matters. General and maintenance: handy for appliance and equipment fixes, with the magnet helping to grab and manage dropped screws.