The PROTO® HEX KEY 5MM ROUND HEAD is designed for precision and ease of use in various applications. Made from high-quality steel, this hex key offers exceptional strength and durability. The 5mm size is ideal for a range of fasteners, making it a versatile addition to any toolkit. Its round head design allows for easy maneuverability in tight spaces, perfect for automotive and machinery tasks. This tool adheres to industry standards, ensuring reliability and performance. Whether you're a professional mechanic or a DIY enthusiast, the PROTO® HEX KEY 5MM is essential for efficient work.