Practical 3-in-1 Combination Design: Integrates commonly used screwdriver bit specifications in one set to satisfy most daily assembly and disassembly demands. Reduce the trouble of carrying multiple separate bits, convenient for quick switching during use. Strong Magnetic Adsorption Function: Built-in magnetic design firmly holds screws in place. Keep screws from slipping and dropping during maintenance work, greatly improving working efficiency especially in narrow operating spaces. Wear-Resistant High Hardness Bit Materials: Precision manufactured screw bits deliver stable torsion performance. Hard to deform, slip or wear out under regular force, ensuring consistent performance after long-time repeated use. Premium Sturdy Aluminum Alloy Housing: Matte aluminum alloy shell offers solid protection for internal bits. Lightweight yet anti-drop, easy to grip, effectively resisting scratches and corrosion for long service life. Widely Applicable Universal Repair Tool: Suitable for furniture assembly, electronic equipment maintenance, home appliance repair, toy fixing and other general household projects. An essential handy tool for families, maintenance workers and DIY enthusiasts., Manufacturer: Dazhua