1.QUICK PULL AND PLUG DESIGN: Our pneumatic connectors feature a quickscrew, quickchange design that allows you to quickly connect and change tools and equipment. In this way, you can save valuable time and increase work efficiency without worrying about the tedious connection process 2.Internal SelfLocking Snap Fittings: To ensure a strong and airtight connection, we have adopted an internal selflocking snap design. With a simple insertion and rotation operation, the connector is able to lock securely and will not come off easily. This way, you can work with confidence and avoid unnecessary work interruptions or hazards caused by loose connections 3.DURABLE MATERIAL: Our pneumatic connectors are made of highquality plastic and full copper nickelplated material. This material is resistant to rust and corrosion, ensuring the longterm stability and durability of the connectors. Whether in wet environments or exposed to chemical corrosion, our connectors are able to maintain a good working condition 4.MULTIFUNCTIONAL APPLICABILITY: Our pneumatic connector manual adjustment valves are suitable for a variety of tools and equipment. Whether in home repair, vehicle maintenance, machining or other industries, our connectors more connection options and flexibility. Whether you need to connect an air compressor, spray gun, air tool, or other pneumatic equipment, our connectors can meet your needs