Features: Adopting ergonomic design principles, this Y shaped socket wrench tool has excellent grip, making it more effortless and comfortable for you to repair your bicycles. The surfaces of the tool has undergone precisions polishing treatments, resulting in a smooth hand feel and improved operational flexibility. Small and easy to carry. Easily store it in a tool box or bag. Make of carbon steel, 40CR and nylon forging, it has extremely strong corrosions resistance and can maintain its excellent performances even in humid or harsh environments. Suitable for 2/4/5/6/10mm inner hexagon, 6.5mm socket, blossom and crosses head, meeting most bicycles repair needs. Specifications: Component: Carbon Steel, 40CR and Nylon Size: about 10x10cm/3.94x3.94inch Package Includes: 1pc Wrench note: Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. Due to the difference between different monitors, the picture may not reflect the actual color of the item.