Mechanic IR X5 grinding pen for cellphone CPU NAND IC grinding removing repair. MECHANIC IC Polish Tool for mobile phone CPU IC repair. Mechanic IR X5 charging wireless handheld polishing pen electric engraving tool. Features: Durable And Reliable -Small volume, light weight, easily carry, comfort grip handle, convenient to use. Perfect mini grinding tool - Perfect electric grinder for cutting, grinding, polishing, removing. Suitable for repairing chip IC, grinding, cutting motherboard, bracket, removing screws, etc., without damaging the surface of components Polishing, Rush phosphating, Cutting, Lettering, Caved, Recovery CPU, CPU Grinding, Polishing/cutting motherboard For Safe Use : When you finish using the unit, switch off the motor and ensure that all moving parts have come to a complete standstill. In case o electrical or mechanical malfunction, immediately switch off the tool. Store tool in locations where temperature will not exceed 50 degrees Celsius.