Answer
Jan 10, 2025 - 08:17 AM
A metric hex key, also known as a hex wrench or Allen key, is a tool used to drive bolts and screws with hexagonal sockets. It is characterized by its L-shaped design and is available in various sizes based on the metric system, typically measured in millimeters. These tools are commonly used in assembly and maintenance tasks for their simplicity and ability to apply torque in tight spaces.
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