DescriptionMade of high-quality materials, the tube fitting is durable, no air leakage. Designed to rotate for preventing twisted hoses and easily locks tool onto air hoses, compact size is a nice part. Industrial style interchange coupler and plugs.Features- Color: Black. - Material: Plastic. - Size: about 3.60X2.50X1.20cm/1.41X0.98X0.47in. - These air line connectors and fittings enable tools and air machine to be quickly connected and disconnected. - Perfect for pneumatic tool, automobile industry, air compressor, mechanical engineering. - Y-type three-way for connecting a male-ended and a female-ended pipe at an angle. - Plastic for corrosion resistance, ductility at high temperatures, and durability. - Tube fittings are components used for connecting, terminating, controlling flow, and changing the direction of piping in many different industries.