What type of screwdriver is preferred for working with cases and motherboards due to its nonmagnetic properties?

The preferred type of screwdriver for working with cases and motherboards, particularly due to its nonmagnetic properties, is the hex driver. When technicians are servicing sensitive electronic components, such as those found on motherboards, using nonmagnetic tools helps prevent any risk of magnetic interference with the components. A hex driver, specifically designed with a six-sided socket, minimizes the likelihood of magnetizing the tool during use, which is critical when working in environments where even the slightest magnetic field can disrupt electronic signals or damage sensitive components.

While slotted, Phillips, and Torx screwdrivers each serve specific purposes in hardware assembly and disassembly, they do not have the same emphasis on nonmagnetic properties as the hex driver. It is crucial for technicians to consider the type of screwdriver used in such delicate environments, ensuring that they maintain the integrity of the equipment they are working on. Thus, the hex driver is the ideal choice in this context.