- Comprehensive tool set: 40 precision bits for repairs of smartphones, tablets, and laptops. Magnetic design helps prevent bit loss during home or hobby projects. - Effortless ratcheting: 180-degree ratcheting rotation with bidirectional flexibility, improving repair efficiency while maintaining ergonomic ease on complex tasks. - Robust ratcheting mechanism: Precise four-detent engagement in a 45-tooth configuration, optimizing torque management and reducing slip for long-term performance. - Durable performance: Hardened alloy steel bits with rust resistance and a strong magnet grip for secure screw handling, while the non-slip handle adds stability during use for reliable results. - Use cases: Repairing smartphones, tablets and laptops; electronics assembly and disassembly; small DIY projects that require precise bit work.