Milton® D-style coupler and plugs deliver a 1/4” basic flow size, an airflow of 34 SCFM, and maximum inlet pressure of 300 PSI. Our products utilize advanced plated hardened steel to ensure high efficiency and maximize rust resistance of air fittings. Pneumatic connectors are used in automotive or industrial applications that are often open to the elements. Our quality fittings will withstand dust and moisture from most industrial environments. To achieve this longevity and reliability, we offer rugged air tool fittings resistant to harsh environmental conditions.