Multi-Size Allen Wrench Set: 9PCS metric wrenches (1.5mm, 2mm, 2.5mm, 3mm, 4mm, 5mm, 6mm, 8mm, 10mm). Convenient Operation: The other end of the Steel Allen Keys is designed with a ball head that can be tilted 25 degrees to reach screws in special locations. Excellent Material: The standard Allen wrench set is made of durable heat-treated chrome vanadium steel, which exhibits excellent durability and rust resistance, ensuring reliability in various usage scenarios. Easy to Identify: The unique color matching design allows you to easily distinguish between different models of Allen wrenches. Multipurpose & Easy Storage: The hex tool set is suitable for a variety of scenarios such as electronics, machinery, furniture, bike, vehicles, and DIY. It is equipped with a compact storage bracket, making it easy to store and categorize different types of wrenches.