- Strong Compatibility: This hydrophobic filter features a 1/4 inch connection thread size, making it compatible with a variety of paint guns, air guns, and other air tools. Ideal for use in automotive, marine, construction, carpentry, and various industrial applications. - Durable Material Quality: Constructed from high-quality aluminum alloy, iron, and plastic, this air regulator accessory set is designed to withstand the rigors of heavy use. It is tear-resistant, waterproof, and provides excellent pressure and wear resistance. - Easy Maintenance: Each component of the car spray gun kit is removable, allowing for straightforward cleaning of filters, pressure gauges, and connectors. This feature ensures optimal performance and longevity of your tools. - 3-in-1 Tool: This comprehensive accessory kit for air tools includes a pressure gauge, oil water separator, and universal connector. The 3-in-1 design simplifies your DIY tasks, enhancing efficiency and convenience. Use Scenarios: 1. Automotive Painting: Perfect for automotive professionals needing reliable air filtration while spray painting to achieve a smooth finish without contaminants. 2. Marine Maintenance: Ideal for marine applications where moisture and debris can affect performance, ensuring clean air supply for your tools. 3. Construction Projects: Essential for carpenters and builders who require durable and effective air tools, enhancing productivity on job sites. Experience the benefits of enhanced compatibility, durability, and ease of use with this air regulator accessory set, designed to meet the demands of professionals across various industries.