- Size and Compatibility: Y-shaped 3-way bicycle hex key with hex sizes: 8 mm, 9 mm, and 10 mm. Total length: 130 mm (5.12 inches) with a bar diameter of 9.5 mm (0.37 inches). - Durable Material: Constructed from galvanized and polished high carbon steel, this hex key offers exceptional strength and hardness. It is rust, corrosion, and shockproof, ensuring long-lasting performance without risk of breaking or deforming. - Ergonomic Design: The unique Y-shaped design provides a comfortable grip for better control and reduced effort during use. Its compact form makes it lightweight and easy to carry, enhancing its practicality for any cyclist. - Versatile Applications: Ideal for outdoor cycling, this hex key is essential for bicycle repair and maintenance. It also serves well for indoor tasks, including furniture assembly, home repairs, and working with electronic devices and mechanical tools. - User-Friendly Features: The ergonomic handle and three hex sizes make this tool versatile for various applications. Whether you are tightening bolts on your bike or fixing furniture at home, this hex key meets your needs efficiently. This Y-shaped hex key is a reliable companion for both cyclists and DIY enthusiasts, ensuring you are always prepared for any repair or maintenance task.