1. Material: The bicycle cone wrench is made of quality carbon steel material and undergoes complete frequency heat treatment, providing hardness and toughness, coating, an attractive appearance, and a balanced ratio of hardness to torque that resists rusting easily. 2. Wide Application: It features 4 opening sizes of 13 mm, 14 mm, 15 mm, and 16 mm, making it suitable for most hubs on the market and ideal for daily use. Please check your size before ordering. Bicycle hardware tool. 3. Reasonable Design: The ergonomically designed handle ensures a comfortable grip and saves effort for prolonged use. It offers convenience and strong compatibility. 4. Easy Operation: Precision buckle forging ensures a secure connection, quick disassembly, and minimal slipping. It is thick and durable, helping to enhance overall performance.