The DEWALT 3/8 in. MNPT - 1/4 in. Body High Flow Coupler is a professional-grade pneumatic connector designed for applications requiring maximum airflow and reliability. This high-performance coupler delivers exceptional 80 SCFM at 90 PSI through its precision-engineered design, ensuring optimal power transfer to demanding air tools. Built with a stainless steel 6-ball push-connect mechanism, this coupler creates secure, leak-resistant connections while withstanding pressures up to 300 PSI in challenging industrial environments. Installation is streamlined with pre-applied thread sealant on the male threads, eliminating the need for additional sealing materials. The coupler features clear size and type engravings on its body for easy identification in busy workshops, making it the ideal choice for professionals who depend on consistent, powerful airflow for their most demanding pneumatic applications.