This filter can not only be used as a water separator for air compressors, but also has the function can effectively trap oil and dust, so only clean air through the pneumatic tool to extend the tool life. Feature - Color: Assorted color. - Material: Plastic, copper. - Size: 9.00X4.00X4.00cm/3.54X1.57X1.57 inch. - /4 inch inlet and outlet design easily connects with air tools and spray . - Mainly suitable for paint spray and air compressor, matched used with pneumatic tools and hoses. - The air compressor filter is easy to install on various pneumatic tools. The standard universal male and female 1/4 inch air inlets only need to be screwed into the pneumatic tool. - They are easy to install and ergonomically designed for your convenience and ease of use. Its compact appearance is a big advantage. - It is manufactured with professional technology to ensure the of the product and can work for a long time. Package list: 1 x filter