The 12-inch (30.5cm) long small pin wrench Works with a 1/2 inch drive ratchet or breaker bar for an extended reach and added torque Suitable for bikes, motorcycles, scooters, or cars universal-designed and fits many different types of pulleys having slots or holes Durable steel material with manganese phosphate finish provides maximum strength and resistance to corrosion Wrench is adjustable from 1-1/4 inch to 5 inches (3.2 to 12.7cm) All the tools are well organized in a storage case for easy transportation, simple storage, and quick identification.