Features: - Suitable for most bicycles' maintenance and repairing - Mini integrated design, compact and portable - It has strong torsion and wear-resisting - Surface electroplating design, anti-rust, beautiful and durable - Muti-funtional tool with 11 in 1 mini set design - With bicycle chain broken tool, you can remove and install the chain easily - Steel rotary interface, easy to rotate - Can be folding quickly, convenient to carry